Home / 9,137.68-12,610.06-4,945.93

Finding the Fourth Proportional to 9,137.68, 12,610.06 and 4,945.93

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Solution

The fourth proportional to 9,137.68, 12,610.06 and 4,945.93 is: 6,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.68 : 12,610.06 = 4,945.93 : x
  2. Step 2: Convert to fraction form
    9,137.68/12,610.06 = 4,945.93/x
  3. Step 3: Cross multiply
    9,137.68x = 12,610.06 × 4,945.93
  4. Step 4: Simplify right side
    9,137.68x = 62,368,430.17
  5. Step 5: Solve for x
    x = 62,368,430.17/9,137.68
  6. Step 6: Final answer
    x = 6,825.41

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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.