Home / 9,112.31-13,663.73-4,177.70

Finding the Fourth Proportional to 9,112.31, 13,663.73 and 4,177.70

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Solution

The fourth proportional to 9,112.31, 13,663.73 and 4,177.70 is: 6,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.31 : 13,663.73 = 4,177.70 : x
  2. Step 2: Convert to fraction form
    9,112.31/13,663.73 = 4,177.70/x
  3. Step 3: Cross multiply
    9,112.31x = 13,663.73 × 4,177.70
  4. Step 4: Simplify right side
    9,112.31x = 57,082,896.50
  5. Step 5: Solve for x
    x = 57,082,896.50/9,112.31
  6. Step 6: Final answer
    x = 6,264.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.