Home / 10,934.04-15,090.24-6,219.06

Finding the Fourth Proportional to 10,934.04, 15,090.24 and 6,219.06

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Solution

The fourth proportional to 10,934.04, 15,090.24 and 6,219.06 is: 8,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.04 : 15,090.24 = 6,219.06 : x
  2. Step 2: Convert to fraction form
    10,934.04/15,090.24 = 6,219.06/x
  3. Step 3: Cross multiply
    10,934.04x = 15,090.24 × 6,219.06
  4. Step 4: Simplify right side
    10,934.04x = 93,847,107.97
  5. Step 5: Solve for x
    x = 93,847,107.97/10,934.04
  6. Step 6: Final answer
    x = 8,583.02

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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.