Home / 3,501.12-4,832.16-2,381.30

Finding the Fourth Proportional to 3,501.12, 4,832.16 and 2,381.30

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Solution

The fourth proportional to 3,501.12, 4,832.16 and 2,381.30 is: 3,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.12 : 4,832.16 = 2,381.30 : x
  2. Step 2: Convert to fraction form
    3,501.12/4,832.16 = 2,381.30/x
  3. Step 3: Cross multiply
    3,501.12x = 4,832.16 × 2,381.30
  4. Step 4: Simplify right side
    3,501.12x = 11,506,822.61
  5. Step 5: Solve for x
    x = 11,506,822.61/3,501.12
  6. Step 6: Final answer
    x = 3,286.61

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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.