Home / 9,247.77-12,760.93-5,471.08

Finding the Fourth Proportional to 9,247.77, 12,760.93 and 5,471.08

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Solution

The fourth proportional to 9,247.77, 12,760.93 and 5,471.08 is: 7,549.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.77 : 12,760.93 = 5,471.08 : x
  2. Step 2: Convert to fraction form
    9,247.77/12,760.93 = 5,471.08/x
  3. Step 3: Cross multiply
    9,247.77x = 12,760.93 × 5,471.08
  4. Step 4: Simplify right side
    9,247.77x = 69,816,068.90
  5. Step 5: Solve for x
    x = 69,816,068.90/9,247.77
  6. Step 6: Final answer
    x = 7,549.50

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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.