Home / 10,880.11-15,017.97-6,167.53

Finding the Fourth Proportional to 10,880.11, 15,017.97 and 6,167.53

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Solution

The fourth proportional to 10,880.11, 15,017.97 and 6,167.53 is: 8,513.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.11 : 15,017.97 = 6,167.53 : x
  2. Step 2: Convert to fraction form
    10,880.11/15,017.97 = 6,167.53/x
  3. Step 3: Cross multiply
    10,880.11x = 15,017.97 × 6,167.53
  4. Step 4: Simplify right side
    10,880.11x = 92,623,780.51
  5. Step 5: Solve for x
    x = 92,623,780.51/10,880.11
  6. Step 6: Final answer
    x = 8,513.13

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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.