Home / 9,422.47-13,003.17-5,173.93

Finding the Fourth Proportional to 9,422.47, 13,003.17 and 5,173.93

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Solution

The fourth proportional to 9,422.47, 13,003.17 and 5,173.93 is: 7,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.47 : 13,003.17 = 5,173.93 : x
  2. Step 2: Convert to fraction form
    9,422.47/13,003.17 = 5,173.93/x
  3. Step 3: Cross multiply
    9,422.47x = 13,003.17 × 5,173.93
  4. Step 4: Simplify right side
    9,422.47x = 67,277,491.36
  5. Step 5: Solve for x
    x = 67,277,491.36/9,422.47
  6. Step 6: Final answer
    x = 7,140.11

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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.