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Finding the Fourth Proportional to 3,484.01, 4,805.12 and 3,063.49

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Solution

The fourth proportional to 3,484.01, 4,805.12 and 3,063.49 is: 4,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.01 : 4,805.12 = 3,063.49 : x
  2. Step 2: Convert to fraction form
    3,484.01/4,805.12 = 3,063.49/x
  3. Step 3: Cross multiply
    3,484.01x = 4,805.12 × 3,063.49
  4. Step 4: Simplify right side
    3,484.01x = 14,720,432.71
  5. Step 5: Solve for x
    x = 14,720,432.71/3,484.01
  6. Step 6: Final answer
    x = 4,225.14

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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.