Home / 2,609.48-3,599.53-1,900.37

Finding the Fourth Proportional to 2,609.48, 3,599.53 and 1,900.37

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Solution

The fourth proportional to 2,609.48, 3,599.53 and 1,900.37 is: 2,621.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.48 : 3,599.53 = 1,900.37 : x
  2. Step 2: Convert to fraction form
    2,609.48/3,599.53 = 1,900.37/x
  3. Step 3: Cross multiply
    2,609.48x = 3,599.53 × 1,900.37
  4. Step 4: Simplify right side
    2,609.48x = 6,840,443.07
  5. Step 5: Solve for x
    x = 6,840,443.07/2,609.48
  6. Step 6: Final answer
    x = 2,621.38

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Half scale
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Double scale
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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.