Home / 9,449.18-13,039.52-5,257.34

Finding the Fourth Proportional to 9,449.18, 13,039.52 and 5,257.34

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Solution

The fourth proportional to 9,449.18, 13,039.52 and 5,257.34 is: 7,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.18 : 13,039.52 = 5,257.34 : x
  2. Step 2: Convert to fraction form
    9,449.18/13,039.52 = 5,257.34/x
  3. Step 3: Cross multiply
    9,449.18x = 13,039.52 × 5,257.34
  4. Step 4: Simplify right side
    9,449.18x = 68,553,190.08
  5. Step 5: Solve for x
    x = 68,553,190.08/9,449.18
  6. Step 6: Final answer
    x = 7,254.94

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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.