Home / 7,359.79-11,037.30-2,428.30

Finding the Fourth Proportional to 7,359.79, 11,037.30 and 2,428.30

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Solution

The fourth proportional to 7,359.79, 11,037.30 and 2,428.30 is: 3,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.79 : 11,037.30 = 2,428.30 : x
  2. Step 2: Convert to fraction form
    7,359.79/11,037.30 = 2,428.30/x
  3. Step 3: Cross multiply
    7,359.79x = 11,037.30 × 2,428.30
  4. Step 4: Simplify right side
    7,359.79x = 26,801,875.59
  5. Step 5: Solve for x
    x = 26,801,875.59/7,359.79
  6. Step 6: Final answer
    x = 3,641.66

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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.