Home / 9,908.57-13,673.93-5,432.22

Finding the Fourth Proportional to 9,908.57, 13,673.93 and 5,432.22

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Solution

The fourth proportional to 9,908.57, 13,673.93 and 5,432.22 is: 7,496.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.57 : 13,673.93 = 5,432.22 : x
  2. Step 2: Convert to fraction form
    9,908.57/13,673.93 = 5,432.22/x
  3. Step 3: Cross multiply
    9,908.57x = 13,673.93 × 5,432.22
  4. Step 4: Simplify right side
    9,908.57x = 74,279,799.42
  5. Step 5: Solve for x
    x = 74,279,799.42/9,908.57
  6. Step 6: Final answer
    x = 7,496.52

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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.