Home / 7,337.20-11,011.20-4,567.90

Finding the Fourth Proportional to 7,337.20, 11,011.20 and 4,567.90

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Solution

The fourth proportional to 7,337.20, 11,011.20 and 4,567.90 is: 6,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.20 : 11,011.20 = 4,567.90 : x
  2. Step 2: Convert to fraction form
    7,337.20/11,011.20 = 4,567.90/x
  3. Step 3: Cross multiply
    7,337.20x = 11,011.20 × 4,567.90
  4. Step 4: Simplify right side
    7,337.20x = 50,298,060.48
  5. Step 5: Solve for x
    x = 50,298,060.48/7,337.20
  6. Step 6: Final answer
    x = 6,855.21

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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.