Home / 4,065.08-5,609.67-2,272.51

Finding the Fourth Proportional to 4,065.08, 5,609.67 and 2,272.51

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Solution

The fourth proportional to 4,065.08, 5,609.67 and 2,272.51 is: 3,135.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.08 : 5,609.67 = 2,272.51 : x
  2. Step 2: Convert to fraction form
    4,065.08/5,609.67 = 2,272.51/x
  3. Step 3: Cross multiply
    4,065.08x = 5,609.67 × 2,272.51
  4. Step 4: Simplify right side
    4,065.08x = 12,748,031.17
  5. Step 5: Solve for x
    x = 12,748,031.17/4,065.08
  6. Step 6: Final answer
    x = 3,135.99

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.