Home / 10,110.29-13,948.67-6,078.31

Finding the Fourth Proportional to 10,110.29, 13,948.67 and 6,078.31

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Solution

The fourth proportional to 10,110.29, 13,948.67 and 6,078.31 is: 8,385.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.29 : 13,948.67 = 6,078.31 : x
  2. Step 2: Convert to fraction form
    10,110.29/13,948.67 = 6,078.31/x
  3. Step 3: Cross multiply
    10,110.29x = 13,948.67 × 6,078.31
  4. Step 4: Simplify right side
    10,110.29x = 84,784,320.67
  5. Step 5: Solve for x
    x = 84,784,320.67/10,110.29
  6. Step 6: Final answer
    x = 8,385.95

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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.