Home / 5,637.83-8,456.85-3,314.15

Finding the Fourth Proportional to 5,637.83, 8,456.85 and 3,314.15

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Solution

The fourth proportional to 5,637.83, 8,456.85 and 3,314.15 is: 4,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.83 : 8,456.85 = 3,314.15 : x
  2. Step 2: Convert to fraction form
    5,637.83/8,456.85 = 3,314.15/x
  3. Step 3: Cross multiply
    5,637.83x = 8,456.85 × 3,314.15
  4. Step 4: Simplify right side
    5,637.83x = 28,027,210.57
  5. Step 5: Solve for x
    x = 28,027,210.57/5,637.83
  6. Step 6: Final answer
    x = 4,971.28

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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.