Home / 8,528.28-11,753.28-6,166.32

Finding the Fourth Proportional to 8,528.28, 11,753.28 and 6,166.32

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Solution

The fourth proportional to 8,528.28, 11,753.28 and 6,166.32 is: 8,498.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.28 : 11,753.28 = 6,166.32 : x
  2. Step 2: Convert to fraction form
    8,528.28/11,753.28 = 6,166.32/x
  3. Step 3: Cross multiply
    8,528.28x = 11,753.28 × 6,166.32
  4. Step 4: Simplify right side
    8,528.28x = 72,474,485.53
  5. Step 5: Solve for x
    x = 72,474,485.53/8,528.28
  6. Step 6: Final answer
    x = 8,498.14

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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.