Home / 9,424.49-13,008.13-5,445.02

Finding the Fourth Proportional to 9,424.49, 13,008.13 and 5,445.02

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Solution

The fourth proportional to 9,424.49, 13,008.13 and 5,445.02 is: 7,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.49 : 13,008.13 = 5,445.02 : x
  2. Step 2: Convert to fraction form
    9,424.49/13,008.13 = 5,445.02/x
  3. Step 3: Cross multiply
    9,424.49x = 13,008.13 × 5,445.02
  4. Step 4: Simplify right side
    9,424.49x = 70,829,546.92
  5. Step 5: Solve for x
    x = 70,829,546.92/9,424.49
  6. Step 6: Final answer
    x = 7,515.48

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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.