Home / 7,901.34-11,851.99-2,354.76

Finding the Fourth Proportional to 7,901.34, 11,851.99 and 2,354.76

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Solution

The fourth proportional to 7,901.34, 11,851.99 and 2,354.76 is: 3,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.34 : 11,851.99 = 2,354.76 : x
  2. Step 2: Convert to fraction form
    7,901.34/11,851.99 = 2,354.76/x
  3. Step 3: Cross multiply
    7,901.34x = 11,851.99 × 2,354.76
  4. Step 4: Simplify right side
    7,901.34x = 27,908,591.97
  5. Step 5: Solve for x
    x = 27,908,591.97/7,901.34
  6. Step 6: Final answer
    x = 3,532.13

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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.