Home / 7,312.52-10,966.83-2,047.20

Finding the Fourth Proportional to 7,312.52, 10,966.83 and 2,047.20

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Solution

The fourth proportional to 7,312.52, 10,966.83 and 2,047.20 is: 3,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312.52 : 10,966.83 = 2,047.20 : x
  2. Step 2: Convert to fraction form
    7,312.52/10,966.83 = 2,047.20/x
  3. Step 3: Cross multiply
    7,312.52x = 10,966.83 × 2,047.20
  4. Step 4: Simplify right side
    7,312.52x = 22,451,294.38
  5. Step 5: Solve for x
    x = 22,451,294.38/7,312.52
  6. Step 6: Final answer
    x = 3,070.25

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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.