Home / 10,354.28-14,281.38-6,373.94

Finding the Fourth Proportional to 10,354.28, 14,281.38 and 6,373.94

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Solution

The fourth proportional to 10,354.28, 14,281.38 and 6,373.94 is: 8,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.28 : 14,281.38 = 6,373.94 : x
  2. Step 2: Convert to fraction form
    10,354.28/14,281.38 = 6,373.94/x
  3. Step 3: Cross multiply
    10,354.28x = 14,281.38 × 6,373.94
  4. Step 4: Simplify right side
    10,354.28x = 91,028,587.83
  5. Step 5: Solve for x
    x = 91,028,587.83/10,354.28
  6. Step 6: Final answer
    x = 8,791.40

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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.