Home / 7,650.11-10,557.11-4,292.92

Finding the Fourth Proportional to 7,650.11, 10,557.11 and 4,292.92

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Solution

The fourth proportional to 7,650.11, 10,557.11 and 4,292.92 is: 5,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.11 : 10,557.11 = 4,292.92 : x
  2. Step 2: Convert to fraction form
    7,650.11/10,557.11 = 4,292.92/x
  3. Step 3: Cross multiply
    7,650.11x = 10,557.11 × 4,292.92
  4. Step 4: Simplify right side
    7,650.11x = 45,320,828.66
  5. Step 5: Solve for x
    x = 45,320,828.66/7,650.11
  6. Step 6: Final answer
    x = 5,924.21

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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.