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Finding the Fourth Proportional to 4,347.78, 6,000.78 and 2,484.78

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Solution

The fourth proportional to 4,347.78, 6,000.78 and 2,484.78 is: 3,429.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.78 : 6,000.78 = 2,484.78 : x
  2. Step 2: Convert to fraction form
    4,347.78/6,000.78 = 2,484.78/x
  3. Step 3: Cross multiply
    4,347.78x = 6,000.78 × 2,484.78
  4. Step 4: Simplify right side
    4,347.78x = 14,910,618.13
  5. Step 5: Solve for x
    x = 14,910,618.13/4,347.78
  6. Step 6: Final answer
    x = 3,429.48

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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.