Home / 9,345.32-13,997.88-4,407.56

Finding the Fourth Proportional to 9,345.32, 13,997.88 and 4,407.56

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Solution

The fourth proportional to 9,345.32, 13,997.88 and 4,407.56 is: 6,601.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345.32 : 13,997.88 = 4,407.56 : x
  2. Step 2: Convert to fraction form
    9,345.32/13,997.88 = 4,407.56/x
  3. Step 3: Cross multiply
    9,345.32x = 13,997.88 × 4,407.56
  4. Step 4: Simplify right side
    9,345.32x = 61,696,438.94
  5. Step 5: Solve for x
    x = 61,696,438.94/9,345.32
  6. Step 6: Final answer
    x = 6,601.86

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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.