Home / 7,607.28-11,417.40-4,482.71

Finding the Fourth Proportional to 7,607.28, 11,417.40 and 4,482.71

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Solution

The fourth proportional to 7,607.28, 11,417.40 and 4,482.71 is: 6,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.28 : 11,417.40 = 4,482.71 : x
  2. Step 2: Convert to fraction form
    7,607.28/11,417.40 = 4,482.71/x
  3. Step 3: Cross multiply
    7,607.28x = 11,417.40 × 4,482.71
  4. Step 4: Simplify right side
    7,607.28x = 51,180,893.15
  5. Step 5: Solve for x
    x = 51,180,893.15/7,607.28
  6. Step 6: Final answer
    x = 6,727.88

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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.