Home / 4,013.12-5,538.65-2,335.05

Finding the Fourth Proportional to 4,013.12, 5,538.65 and 2,335.05

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Solution

The fourth proportional to 4,013.12, 5,538.65 and 2,335.05 is: 3,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.12 : 5,538.65 = 2,335.05 : x
  2. Step 2: Convert to fraction form
    4,013.12/5,538.65 = 2,335.05/x
  3. Step 3: Cross multiply
    4,013.12x = 5,538.65 × 2,335.05
  4. Step 4: Simplify right side
    4,013.12x = 12,933,013.01
  5. Step 5: Solve for x
    x = 12,933,013.01/4,013.12
  6. Step 6: Final answer
    x = 3,222.68

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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.