Home / 4,160.10-5,740.80-2,271.66

Finding the Fourth Proportional to 4,160.10, 5,740.80 and 2,271.66

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Solution

The fourth proportional to 4,160.10, 5,740.80 and 2,271.66 is: 3,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.10 : 5,740.80 = 2,271.66 : x
  2. Step 2: Convert to fraction form
    4,160.10/5,740.80 = 2,271.66/x
  3. Step 3: Cross multiply
    4,160.10x = 5,740.80 × 2,271.66
  4. Step 4: Simplify right side
    4,160.10x = 13,041,145.73
  5. Step 5: Solve for x
    x = 13,041,145.73/4,160.10
  6. Step 6: Final answer
    x = 3,134.82

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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.