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Finding the Fourth Proportional to 9,959.04, 13,743.38 and 5,482.68

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Solution

The fourth proportional to 9,959.04, 13,743.38 and 5,482.68 is: 7,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.04 : 13,743.38 = 5,482.68 : x
  2. Step 2: Convert to fraction form
    9,959.04/13,743.38 = 5,482.68/x
  3. Step 3: Cross multiply
    9,959.04x = 13,743.38 × 5,482.68
  4. Step 4: Simplify right side
    9,959.04x = 75,350,527.25
  5. Step 5: Solve for x
    x = 75,350,527.25/9,959.04
  6. Step 6: Final answer
    x = 7,566.04

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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.