Home / 4,153.74-5,731.95-2,385.42

Finding the Fourth Proportional to 4,153.74, 5,731.95 and 2,385.42

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Solution

The fourth proportional to 4,153.74, 5,731.95 and 2,385.42 is: 3,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.74 : 5,731.95 = 2,385.42 : x
  2. Step 2: Convert to fraction form
    4,153.74/5,731.95 = 2,385.42/x
  3. Step 3: Cross multiply
    4,153.74x = 5,731.95 × 2,385.42
  4. Step 4: Simplify right side
    4,153.74x = 13,673,108.17
  5. Step 5: Solve for x
    x = 13,673,108.17/4,153.74
  6. Step 6: Final answer
    x = 3,291.76

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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.