Home / 7,285.38-10,925.55-4,507.80

Finding the Fourth Proportional to 7,285.38, 10,925.55 and 4,507.80

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Solution

The fourth proportional to 7,285.38, 10,925.55 and 4,507.80 is: 6,760.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.38 : 10,925.55 = 4,507.80 : x
  2. Step 2: Convert to fraction form
    7,285.38/10,925.55 = 4,507.80/x
  3. Step 3: Cross multiply
    7,285.38x = 10,925.55 × 4,507.80
  4. Step 4: Simplify right side
    7,285.38x = 49,250,194.29
  5. Step 5: Solve for x
    x = 49,250,194.29/7,285.38
  6. Step 6: Final answer
    x = 6,760.14

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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.