Home / 7,320.62-10,959.50-4,538.90

Finding the Fourth Proportional to 7,320.62, 10,959.50 and 4,538.90

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Solution

The fourth proportional to 7,320.62, 10,959.50 and 4,538.90 is: 6,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.62 : 10,959.50 = 4,538.90 : x
  2. Step 2: Convert to fraction form
    7,320.62/10,959.50 = 4,538.90/x
  3. Step 3: Cross multiply
    7,320.62x = 10,959.50 × 4,538.90
  4. Step 4: Simplify right side
    7,320.62x = 49,744,074.55
  5. Step 5: Solve for x
    x = 49,744,074.55/7,320.62
  6. Step 6: Final answer
    x = 6,795.06

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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.