Home / 9,068.28-12,512.64-5,089.56

Finding the Fourth Proportional to 9,068.28, 12,512.64 and 5,089.56

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Solution

The fourth proportional to 9,068.28, 12,512.64 and 5,089.56 is: 7,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.28 : 12,512.64 = 5,089.56 : x
  2. Step 2: Convert to fraction form
    9,068.28/12,512.64 = 5,089.56/x
  3. Step 3: Cross multiply
    9,068.28x = 12,512.64 × 5,089.56
  4. Step 4: Simplify right side
    9,068.28x = 63,683,832.04
  5. Step 5: Solve for x
    x = 63,683,832.04/9,068.28
  6. Step 6: Final answer
    x = 7,022.70

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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.