Home / 9,489.04-13,094.40-5,296.48

Finding the Fourth Proportional to 9,489.04, 13,094.40 and 5,296.48

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Solution

The fourth proportional to 9,489.04, 13,094.40 and 5,296.48 is: 7,308.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.04 : 13,094.40 = 5,296.48 : x
  2. Step 2: Convert to fraction form
    9,489.04/13,094.40 = 5,296.48/x
  3. Step 3: Cross multiply
    9,489.04x = 13,094.40 × 5,296.48
  4. Step 4: Simplify right side
    9,489.04x = 69,354,227.71
  5. Step 5: Solve for x
    x = 69,354,227.71/9,489.04
  6. Step 6: Final answer
    x = 7,308.88

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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.