Home / 10,280.18-14,192.76-6,749.58

Finding the Fourth Proportional to 10,280.18, 14,192.76 and 6,749.58

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Solution

The fourth proportional to 10,280.18, 14,192.76 and 6,749.58 is: 9,318.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.18 : 14,192.76 = 6,749.58 : x
  2. Step 2: Convert to fraction form
    10,280.18/14,192.76 = 6,749.58/x
  3. Step 3: Cross multiply
    10,280.18x = 14,192.76 × 6,749.58
  4. Step 4: Simplify right side
    10,280.18x = 95,795,169.04
  5. Step 5: Solve for x
    x = 95,795,169.04/10,280.18
  6. Step 6: Final answer
    x = 9,318.43

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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.