Home / 7,945.47-10,966.06-4,409.82

Finding the Fourth Proportional to 7,945.47, 10,966.06 and 4,409.82

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Solution

The fourth proportional to 7,945.47, 10,966.06 and 4,409.82 is: 6,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.47 : 10,966.06 = 4,409.82 : x
  2. Step 2: Convert to fraction form
    7,945.47/10,966.06 = 4,409.82/x
  3. Step 3: Cross multiply
    7,945.47x = 10,966.06 × 4,409.82
  4. Step 4: Simplify right side
    7,945.47x = 48,358,350.71
  5. Step 5: Solve for x
    x = 48,358,350.71/7,945.47
  6. Step 6: Final answer
    x = 6,086.28

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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.