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Finding the Fourth Proportional to 10,886.32, 15,022.20 and 6,041.20

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Solution

The fourth proportional to 10,886.32, 15,022.20 and 6,041.20 is: 8,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.32 : 15,022.20 = 6,041.20 : x
  2. Step 2: Convert to fraction form
    10,886.32/15,022.20 = 6,041.20/x
  3. Step 3: Cross multiply
    10,886.32x = 15,022.20 × 6,041.20
  4. Step 4: Simplify right side
    10,886.32x = 90,752,114.64
  5. Step 5: Solve for x
    x = 90,752,114.64/10,886.32
  6. Step 6: Final answer
    x = 8,336.34

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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.