Home / 11,401.95-15,734.65-6,366.13

Finding the Fourth Proportional to 11,401.95, 15,734.65 and 6,366.13

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Solution

The fourth proportional to 11,401.95, 15,734.65 and 6,366.13 is: 8,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401.95 : 15,734.65 = 6,366.13 : x
  2. Step 2: Convert to fraction form
    11,401.95/15,734.65 = 6,366.13/x
  3. Step 3: Cross multiply
    11,401.95x = 15,734.65 × 6,366.13
  4. Step 4: Simplify right side
    11,401.95x = 100,168,827.40
  5. Step 5: Solve for x
    x = 100,168,827.40/11,401.95
  6. Step 6: Final answer
    x = 8,785.24

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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.