Home / 9,242.46-12,753.12-5,263.65

Finding the Fourth Proportional to 9,242.46, 12,753.12 and 5,263.65

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Solution

The fourth proportional to 9,242.46, 12,753.12 and 5,263.65 is: 7,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.46 : 12,753.12 = 5,263.65 : x
  2. Step 2: Convert to fraction form
    9,242.46/12,753.12 = 5,263.65/x
  3. Step 3: Cross multiply
    9,242.46x = 12,753.12 × 5,263.65
  4. Step 4: Simplify right side
    9,242.46x = 67,127,960.09
  5. Step 5: Solve for x
    x = 67,127,960.09/9,242.46
  6. Step 6: Final answer
    x = 7,263.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.