Home / 3,643.80-5,461.08-2,327.15

Finding the Fourth Proportional to 3,643.80, 5,461.08 and 2,327.15

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Solution

The fourth proportional to 3,643.80, 5,461.08 and 2,327.15 is: 3,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.80 : 5,461.08 = 2,327.15 : x
  2. Step 2: Convert to fraction form
    3,643.80/5,461.08 = 2,327.15/x
  3. Step 3: Cross multiply
    3,643.80x = 5,461.08 × 2,327.15
  4. Step 4: Simplify right side
    3,643.80x = 12,708,752.32
  5. Step 5: Solve for x
    x = 12,708,752.32/3,643.80
  6. Step 6: Final answer
    x = 3,487.77

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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.