Home / 9,925.35-13,697.21-5,449.29

Finding the Fourth Proportional to 9,925.35, 13,697.21 and 5,449.29

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Solution

The fourth proportional to 9,925.35, 13,697.21 and 5,449.29 is: 7,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.35 : 13,697.21 = 5,449.29 : x
  2. Step 2: Convert to fraction form
    9,925.35/13,697.21 = 5,449.29/x
  3. Step 3: Cross multiply
    9,925.35x = 13,697.21 × 5,449.29
  4. Step 4: Simplify right side
    9,925.35x = 74,640,076.48
  5. Step 5: Solve for x
    x = 74,640,076.48/9,925.35
  6. Step 6: Final answer
    x = 7,520.14

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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.