Home / 7,560.87-10,431.08-4,575.61

Finding the Fourth Proportional to 7,560.87, 10,431.08 and 4,575.61

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Solution

The fourth proportional to 7,560.87, 10,431.08 and 4,575.61 is: 6,312.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.87 : 10,431.08 = 4,575.61 : x
  2. Step 2: Convert to fraction form
    7,560.87/10,431.08 = 4,575.61/x
  3. Step 3: Cross multiply
    7,560.87x = 10,431.08 × 4,575.61
  4. Step 4: Simplify right side
    7,560.87x = 47,728,590.62
  5. Step 5: Solve for x
    x = 47,728,590.62/7,560.87
  6. Step 6: Final answer
    x = 6,312.58

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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.