Home / 4,077.15-5,629.95-2,587.71

Finding the Fourth Proportional to 4,077.15, 5,629.95 and 2,587.71

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Solution

The fourth proportional to 4,077.15, 5,629.95 and 2,587.71 is: 3,573.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.15 : 5,629.95 = 2,587.71 : x
  2. Step 2: Convert to fraction form
    4,077.15/5,629.95 = 2,587.71/x
  3. Step 3: Cross multiply
    4,077.15x = 5,629.95 × 2,587.71
  4. Step 4: Simplify right side
    4,077.15x = 14,568,677.91
  5. Step 5: Solve for x
    x = 14,568,677.91/4,077.15
  6. Step 6: Final answer
    x = 3,573.25

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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.