Home / 10,968.04-15,135.92-6,252.20

Finding the Fourth Proportional to 10,968.04, 15,135.92 and 6,252.20

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Solution

The fourth proportional to 10,968.04, 15,135.92 and 6,252.20 is: 8,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.04 : 15,135.92 = 6,252.20 : x
  2. Step 2: Convert to fraction form
    10,968.04/15,135.92 = 6,252.20/x
  3. Step 3: Cross multiply
    10,968.04x = 15,135.92 × 6,252.20
  4. Step 4: Simplify right side
    10,968.04x = 94,632,799.02
  5. Step 5: Solve for x
    x = 94,632,799.02/10,968.04
  6. Step 6: Final answer
    x = 8,628.05

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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.