Home / 10,178.16-14,046.09-5,701.68

Finding the Fourth Proportional to 10,178.16, 14,046.09 and 5,701.68

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Solution

The fourth proportional to 10,178.16, 14,046.09 and 5,701.68 is: 7,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.16 : 14,046.09 = 5,701.68 : x
  2. Step 2: Convert to fraction form
    10,178.16/14,046.09 = 5,701.68/x
  3. Step 3: Cross multiply
    10,178.16x = 14,046.09 × 5,701.68
  4. Step 4: Simplify right side
    10,178.16x = 80,086,310.43
  5. Step 5: Solve for x
    x = 80,086,310.43/10,178.16
  6. Step 6: Final answer
    x = 7,868.45

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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.