Home / 7,310.68-10,088.82-4,166.92

Finding the Fourth Proportional to 7,310.68, 10,088.82 and 4,166.92

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Solution

The fourth proportional to 7,310.68, 10,088.82 and 4,166.92 is: 5,750.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.68 : 10,088.82 = 4,166.92 : x
  2. Step 2: Convert to fraction form
    7,310.68/10,088.82 = 4,166.92/x
  3. Step 3: Cross multiply
    7,310.68x = 10,088.82 × 4,166.92
  4. Step 4: Simplify right side
    7,310.68x = 42,039,305.83
  5. Step 5: Solve for x
    x = 42,039,305.83/7,310.68
  6. Step 6: Final answer
    x = 5,750.40

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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.