Home / 2,653.50-3,980.25-1,499.34

Finding the Fourth Proportional to 2,653.50, 3,980.25 and 1,499.34

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Solution

The fourth proportional to 2,653.50, 3,980.25 and 1,499.34 is: 2,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.50 : 3,980.25 = 1,499.34 : x
  2. Step 2: Convert to fraction form
    2,653.50/3,980.25 = 1,499.34/x
  3. Step 3: Cross multiply
    2,653.50x = 3,980.25 × 1,499.34
  4. Step 4: Simplify right side
    2,653.50x = 5,967,748.04
  5. Step 5: Solve for x
    x = 5,967,748.04/2,653.50
  6. Step 6: Final answer
    x = 2,249.01

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.