Home / 4,045.74-5,581.62-3,101.70

Finding the Fourth Proportional to 4,045.74, 5,581.62 and 3,101.70

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Solution

The fourth proportional to 4,045.74, 5,581.62 and 3,101.70 is: 4,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.74 : 5,581.62 = 3,101.70 : x
  2. Step 2: Convert to fraction form
    4,045.74/5,581.62 = 3,101.70/x
  3. Step 3: Cross multiply
    4,045.74x = 5,581.62 × 3,101.70
  4. Step 4: Simplify right side
    4,045.74x = 17,312,510.75
  5. Step 5: Solve for x
    x = 17,312,510.75/4,045.74
  6. Step 6: Final answer
    x = 4,279.20

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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.