Home / 6,655.92-9,184.75-3,671.78

Finding the Fourth Proportional to 6,655.92, 9,184.75 and 3,671.78

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Solution

The fourth proportional to 6,655.92, 9,184.75 and 3,671.78 is: 5,066.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.92 : 9,184.75 = 3,671.78 : x
  2. Step 2: Convert to fraction form
    6,655.92/9,184.75 = 3,671.78/x
  3. Step 3: Cross multiply
    6,655.92x = 9,184.75 × 3,671.78
  4. Step 4: Simplify right side
    6,655.92x = 33,724,381.36
  5. Step 5: Solve for x
    x = 33,724,381.36/6,655.92
  6. Step 6: Final answer
    x = 5,066.82

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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.