Home / 3,520.04-4,857.18-2,193.80

Finding the Fourth Proportional to 3,520.04, 4,857.18 and 2,193.80

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Solution

The fourth proportional to 3,520.04, 4,857.18 and 2,193.80 is: 3,027.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.04 : 4,857.18 = 2,193.80 : x
  2. Step 2: Convert to fraction form
    3,520.04/4,857.18 = 2,193.80/x
  3. Step 3: Cross multiply
    3,520.04x = 4,857.18 × 2,193.80
  4. Step 4: Simplify right side
    3,520.04x = 10,655,681.48
  5. Step 5: Solve for x
    x = 10,655,681.48/3,520.04
  6. Step 6: Final answer
    x = 3,027.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.