Home / 12,577.02-17,353.83-7,201.11

Finding the Fourth Proportional to 12,577.02, 17,353.83 and 7,201.11

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Solution

The fourth proportional to 12,577.02, 17,353.83 and 7,201.11 is: 9,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577.02 : 17,353.83 = 7,201.11 : x
  2. Step 2: Convert to fraction form
    12,577.02/17,353.83 = 7,201.11/x
  3. Step 3: Cross multiply
    12,577.02x = 17,353.83 × 7,201.11
  4. Step 4: Simplify right side
    12,577.02x = 124,966,838.75
  5. Step 5: Solve for x
    x = 124,966,838.75/12,577.02
  6. Step 6: Final answer
    x = 9,936.12

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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.