Home / 7,358.65-11,037.70-2,428.15

Finding the Fourth Proportional to 7,358.65, 11,037.70 and 2,428.15

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Solution

The fourth proportional to 7,358.65, 11,037.70 and 2,428.15 is: 3,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.65 : 11,037.70 = 2,428.15 : x
  2. Step 2: Convert to fraction form
    7,358.65/11,037.70 = 2,428.15/x
  3. Step 3: Cross multiply
    7,358.65x = 11,037.70 × 2,428.15
  4. Step 4: Simplify right side
    7,358.65x = 26,801,191.26
  5. Step 5: Solve for x
    x = 26,801,191.26/7,358.65
  6. Step 6: Final answer
    x = 3,642.13

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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.