Home / 9,403.65-14,083.05-5,446.55

Finding the Fourth Proportional to 9,403.65, 14,083.05 and 5,446.55

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Solution

The fourth proportional to 9,403.65, 14,083.05 and 5,446.55 is: 8,156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.65 : 14,083.05 = 5,446.55 : x
  2. Step 2: Convert to fraction form
    9,403.65/14,083.05 = 5,446.55/x
  3. Step 3: Cross multiply
    9,403.65x = 14,083.05 × 5,446.55
  4. Step 4: Simplify right side
    9,403.65x = 76,704,018.37
  5. Step 5: Solve for x
    x = 76,704,018.37/9,403.65
  6. Step 6: Final answer
    x = 8,156.83

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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.