Home / 10,437.35-15,656.09-2,646.18

Finding the Fourth Proportional to 10,437.35, 15,656.09 and 2,646.18

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Solution

The fourth proportional to 10,437.35, 15,656.09 and 2,646.18 is: 3,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.35 : 15,656.09 = 2,646.18 : x
  2. Step 2: Convert to fraction form
    10,437.35/15,656.09 = 2,646.18/x
  3. Step 3: Cross multiply
    10,437.35x = 15,656.09 × 2,646.18
  4. Step 4: Simplify right side
    10,437.35x = 41,428,819.01
  5. Step 5: Solve for x
    x = 41,428,819.01/10,437.35
  6. Step 6: Final answer
    x = 3,969.29

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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.