Home / 5,133.30-7,685.55-4,614.90

Finding the Fourth Proportional to 5,133.30, 7,685.55 and 4,614.90

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Solution

The fourth proportional to 5,133.30, 7,685.55 and 4,614.90 is: 6,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.30 : 7,685.55 = 4,614.90 : x
  2. Step 2: Convert to fraction form
    5,133.30/7,685.55 = 4,614.90/x
  3. Step 3: Cross multiply
    5,133.30x = 7,685.55 × 4,614.90
  4. Step 4: Simplify right side
    5,133.30x = 35,468,044.70
  5. Step 5: Solve for x
    x = 35,468,044.70/5,133.30
  6. Step 6: Final answer
    x = 6,909.40

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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.