Home / 9,134.48-12,605.60-4,942.73

Finding the Fourth Proportional to 9,134.48, 12,605.60 and 4,942.73

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Solution

The fourth proportional to 9,134.48, 12,605.60 and 4,942.73 is: 6,820.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.48 : 12,605.60 = 4,942.73 : x
  2. Step 2: Convert to fraction form
    9,134.48/12,605.60 = 4,942.73/x
  3. Step 3: Cross multiply
    9,134.48x = 12,605.60 × 4,942.73
  4. Step 4: Simplify right side
    9,134.48x = 62,306,077.29
  5. Step 5: Solve for x
    x = 62,306,077.29/9,134.48
  6. Step 6: Final answer
    x = 6,820.98

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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.