Home / 4,160.04-5,741.28-2,391.72

Finding the Fourth Proportional to 4,160.04, 5,741.28 and 2,391.72

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Solution

The fourth proportional to 4,160.04, 5,741.28 and 2,391.72 is: 3,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.04 : 5,741.28 = 2,391.72 : x
  2. Step 2: Convert to fraction form
    4,160.04/5,741.28 = 2,391.72/x
  3. Step 3: Cross multiply
    4,160.04x = 5,741.28 × 2,391.72
  4. Step 4: Simplify right side
    4,160.04x = 13,731,534.20
  5. Step 5: Solve for x
    x = 13,731,534.20/4,160.04
  6. Step 6: Final answer
    x = 3,300.82

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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.