Home / 5,699.12-8,549.04-2,411.78

Finding the Fourth Proportional to 5,699.12, 8,549.04 and 2,411.78

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Solution

The fourth proportional to 5,699.12, 8,549.04 and 2,411.78 is: 3,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.12 : 8,549.04 = 2,411.78 : x
  2. Step 2: Convert to fraction form
    5,699.12/8,549.04 = 2,411.78/x
  3. Step 3: Cross multiply
    5,699.12x = 8,549.04 × 2,411.78
  4. Step 4: Simplify right side
    5,699.12x = 20,618,403.69
  5. Step 5: Solve for x
    x = 20,618,403.69/5,699.12
  6. Step 6: Final answer
    x = 3,617.82

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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.