Home / 11,159.04-15,399.44-6,191.04

Finding the Fourth Proportional to 11,159.04, 15,399.44 and 6,191.04

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Solution

The fourth proportional to 11,159.04, 15,399.44 and 6,191.04 is: 8,543.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159.04 : 15,399.44 = 6,191.04 : x
  2. Step 2: Convert to fraction form
    11,159.04/15,399.44 = 6,191.04/x
  3. Step 3: Cross multiply
    11,159.04x = 15,399.44 × 6,191.04
  4. Step 4: Simplify right side
    11,159.04x = 95,338,549.02
  5. Step 5: Solve for x
    x = 95,338,549.02/11,159.04
  6. Step 6: Final answer
    x = 8,543.62

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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.