Home / 9,908.48-13,673.53-5,432.64

Finding the Fourth Proportional to 9,908.48, 13,673.53 and 5,432.64

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Solution

The fourth proportional to 9,908.48, 13,673.53 and 5,432.64 is: 7,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.48 : 13,673.53 = 5,432.64 : x
  2. Step 2: Convert to fraction form
    9,908.48/13,673.53 = 5,432.64/x
  3. Step 3: Cross multiply
    9,908.48x = 13,673.53 × 5,432.64
  4. Step 4: Simplify right side
    9,908.48x = 74,283,452.18
  5. Step 5: Solve for x
    x = 74,283,452.18/9,908.48
  6. Step 6: Final answer
    x = 7,496.96

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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.