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Finding the Fourth Proportional to 5,801.80, 8,703.96 and 2,876.68

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Solution

The fourth proportional to 5,801.80, 8,703.96 and 2,876.68 is: 4,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.80 : 8,703.96 = 2,876.68 : x
  2. Step 2: Convert to fraction form
    5,801.80/8,703.96 = 2,876.68/x
  3. Step 3: Cross multiply
    5,801.80x = 8,703.96 × 2,876.68
  4. Step 4: Simplify right side
    5,801.80x = 25,038,507.65
  5. Step 5: Solve for x
    x = 25,038,507.65/5,801.80
  6. Step 6: Final answer
    x = 4,315.64

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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.