Home / 9,464.38-13,060.80-5,487.78

Finding the Fourth Proportional to 9,464.38, 13,060.80 and 5,487.78

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Solution

The fourth proportional to 9,464.38, 13,060.80 and 5,487.78 is: 7,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,464.38 : 13,060.80 = 5,487.78 : x
  2. Step 2: Convert to fraction form
    9,464.38/13,060.80 = 5,487.78/x
  3. Step 3: Cross multiply
    9,464.38x = 13,060.80 × 5,487.78
  4. Step 4: Simplify right side
    9,464.38x = 71,674,797.02
  5. Step 5: Solve for x
    x = 71,674,797.02/9,464.38
  6. Step 6: Final answer
    x = 7,573.11

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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.