Home / 3,437.04-4,744.48-2,321.20

Finding the Fourth Proportional to 3,437.04, 4,744.48 and 2,321.20

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Solution

The fourth proportional to 3,437.04, 4,744.48 and 2,321.20 is: 3,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.04 : 4,744.48 = 2,321.20 : x
  2. Step 2: Convert to fraction form
    3,437.04/4,744.48 = 2,321.20/x
  3. Step 3: Cross multiply
    3,437.04x = 4,744.48 × 2,321.20
  4. Step 4: Simplify right side
    3,437.04x = 11,012,886.98
  5. Step 5: Solve for x
    x = 11,012,886.98/3,437.04
  6. Step 6: Final answer
    x = 3,204.18

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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.