Home / 11,084.95-15,298.77-6,369.13

Finding the Fourth Proportional to 11,084.95, 15,298.77 and 6,369.13

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Solution

The fourth proportional to 11,084.95, 15,298.77 and 6,369.13 is: 8,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.95 : 15,298.77 = 6,369.13 : x
  2. Step 2: Convert to fraction form
    11,084.95/15,298.77 = 6,369.13/x
  3. Step 3: Cross multiply
    11,084.95x = 15,298.77 × 6,369.13
  4. Step 4: Simplify right side
    11,084.95x = 97,439,854.97
  5. Step 5: Solve for x
    x = 97,439,854.97/11,084.95
  6. Step 6: Final answer
    x = 8,790.28

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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.