Home / 5,626.80-8,435.61-2,854.71

Finding the Fourth Proportional to 5,626.80, 8,435.61 and 2,854.71

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Solution

The fourth proportional to 5,626.80, 8,435.61 and 2,854.71 is: 4,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.80 : 8,435.61 = 2,854.71 : x
  2. Step 2: Convert to fraction form
    5,626.80/8,435.61 = 2,854.71/x
  3. Step 3: Cross multiply
    5,626.80x = 8,435.61 × 2,854.71
  4. Step 4: Simplify right side
    5,626.80x = 24,081,220.22
  5. Step 5: Solve for x
    x = 24,081,220.22/5,626.80
  6. Step 6: Final answer
    x = 4,279.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.