Home / 9,445.28-13,034.64-5,253.52

Finding the Fourth Proportional to 9,445.28, 13,034.64 and 5,253.52

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Solution

The fourth proportional to 9,445.28, 13,034.64 and 5,253.52 is: 7,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.28 : 13,034.64 = 5,253.52 : x
  2. Step 2: Convert to fraction form
    9,445.28/13,034.64 = 5,253.52/x
  3. Step 3: Cross multiply
    9,445.28x = 13,034.64 × 5,253.52
  4. Step 4: Simplify right side
    9,445.28x = 68,477,741.93
  5. Step 5: Solve for x
    x = 68,477,741.93/9,445.28
  6. Step 6: Final answer
    x = 7,249.94

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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.