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Finding the Fourth Proportional to 4,248.03, 5,854.11 and 2,830.11

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Solution

The fourth proportional to 4,248.03, 5,854.11 and 2,830.11 is: 3,900.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.03 : 5,854.11 = 2,830.11 : x
  2. Step 2: Convert to fraction form
    4,248.03/5,854.11 = 2,830.11/x
  3. Step 3: Cross multiply
    4,248.03x = 5,854.11 × 2,830.11
  4. Step 4: Simplify right side
    4,248.03x = 16,567,775.25
  5. Step 5: Solve for x
    x = 16,567,775.25/4,248.03
  6. Step 6: Final answer
    x = 3,900.11

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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.