Home / 7,234.80-9,984.24-4,877.52

Finding the Fourth Proportional to 7,234.80, 9,984.24 and 4,877.52

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Solution

The fourth proportional to 7,234.80, 9,984.24 and 4,877.52 is: 6,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.80 : 9,984.24 = 4,877.52 : x
  2. Step 2: Convert to fraction form
    7,234.80/9,984.24 = 4,877.52/x
  3. Step 3: Cross multiply
    7,234.80x = 9,984.24 × 4,877.52
  4. Step 4: Simplify right side
    7,234.80x = 48,698,330.28
  5. Step 5: Solve for x
    x = 48,698,330.28/7,234.80
  6. Step 6: Final answer
    x = 6,731.12

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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.