Home / 9,445.32-13,034.28-5,253.60

Finding the Fourth Proportional to 9,445.32, 13,034.28 and 5,253.60

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Solution

The fourth proportional to 9,445.32, 13,034.28 and 5,253.60 is: 7,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.32 : 13,034.28 = 5,253.60 : x
  2. Step 2: Convert to fraction form
    9,445.32/13,034.28 = 5,253.60/x
  3. Step 3: Cross multiply
    9,445.32x = 13,034.28 × 5,253.60
  4. Step 4: Simplify right side
    9,445.32x = 68,476,893.41
  5. Step 5: Solve for x
    x = 68,476,893.41/9,445.32
  6. Step 6: Final answer
    x = 7,249.82

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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.