Home / 9,908.82-13,673.85-5,432.45

Finding the Fourth Proportional to 9,908.82, 13,673.85 and 5,432.45

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Solution

The fourth proportional to 9,908.82, 13,673.85 and 5,432.45 is: 7,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.82 : 13,673.85 = 5,432.45 : x
  2. Step 2: Convert to fraction form
    9,908.82/13,673.85 = 5,432.45/x
  3. Step 3: Cross multiply
    9,908.82x = 13,673.85 × 5,432.45
  4. Step 4: Simplify right side
    9,908.82x = 74,282,438.06
  5. Step 5: Solve for x
    x = 74,282,438.06/9,908.82
  6. Step 6: Final answer
    x = 7,496.60

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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.