Home / 4,170.13-5,754.80-2,281.71

Finding the Fourth Proportional to 4,170.13, 5,754.80 and 2,281.71

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Solution

The fourth proportional to 4,170.13, 5,754.80 and 2,281.71 is: 3,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.13 : 5,754.80 = 2,281.71 : x
  2. Step 2: Convert to fraction form
    4,170.13/5,754.80 = 2,281.71/x
  3. Step 3: Cross multiply
    4,170.13x = 5,754.80 × 2,281.71
  4. Step 4: Simplify right side
    4,170.13x = 13,130,790.41
  5. Step 5: Solve for x
    x = 13,130,790.41/4,170.13
  6. Step 6: Final answer
    x = 3,148.77

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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.