Home / 4,013.78-5,538.85-2,335.23

Finding the Fourth Proportional to 4,013.78, 5,538.85 and 2,335.23

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Solution

The fourth proportional to 4,013.78, 5,538.85 and 2,335.23 is: 3,222.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.78 : 5,538.85 = 2,335.23 : x
  2. Step 2: Convert to fraction form
    4,013.78/5,538.85 = 2,335.23/x
  3. Step 3: Cross multiply
    4,013.78x = 5,538.85 × 2,335.23
  4. Step 4: Simplify right side
    4,013.78x = 12,934,482.85
  5. Step 5: Solve for x
    x = 12,934,482.85/4,013.78
  6. Step 6: Final answer
    x = 3,222.52

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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.