Home / 9,439.76-14,156.60-2,864.18

Finding the Fourth Proportional to 9,439.76, 14,156.60 and 2,864.18

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Solution

The fourth proportional to 9,439.76, 14,156.60 and 2,864.18 is: 4,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.76 : 14,156.60 = 2,864.18 : x
  2. Step 2: Convert to fraction form
    9,439.76/14,156.60 = 2,864.18/x
  3. Step 3: Cross multiply
    9,439.76x = 14,156.60 × 2,864.18
  4. Step 4: Simplify right side
    9,439.76x = 40,546,965.48
  5. Step 5: Solve for x
    x = 40,546,965.48/9,439.76
  6. Step 6: Final answer
    x = 4,295.34

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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.