Home / 4,154.80-5,731.08-3,034.40

Finding the Fourth Proportional to 4,154.80, 5,731.08 and 3,034.40

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Solution

The fourth proportional to 4,154.80, 5,731.08 and 3,034.40 is: 4,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.80 : 5,731.08 = 3,034.40 : x
  2. Step 2: Convert to fraction form
    4,154.80/5,731.08 = 3,034.40/x
  3. Step 3: Cross multiply
    4,154.80x = 5,731.08 × 3,034.40
  4. Step 4: Simplify right side
    4,154.80x = 17,390,389.15
  5. Step 5: Solve for x
    x = 17,390,389.15/4,154.80
  6. Step 6: Final answer
    x = 4,185.61

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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.