Home / 7,932.13-10,945.87-4,395.13

Finding the Fourth Proportional to 7,932.13, 10,945.87 and 4,395.13

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Solution

The fourth proportional to 7,932.13, 10,945.87 and 4,395.13 is: 6,065.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.13 : 10,945.87 = 4,395.13 : x
  2. Step 2: Convert to fraction form
    7,932.13/10,945.87 = 4,395.13/x
  3. Step 3: Cross multiply
    7,932.13x = 10,945.87 × 4,395.13
  4. Step 4: Simplify right side
    7,932.13x = 48,108,483.26
  5. Step 5: Solve for x
    x = 48,108,483.26/7,932.13
  6. Step 6: Final answer
    x = 6,065.02

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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.