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Finding the Fourth Proportional to 3,444.76, 4,750.98 and 3,001.90

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Solution

The fourth proportional to 3,444.76, 4,750.98 and 3,001.90 is: 4,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.76 : 4,750.98 = 3,001.90 : x
  2. Step 2: Convert to fraction form
    3,444.76/4,750.98 = 3,001.90/x
  3. Step 3: Cross multiply
    3,444.76x = 4,750.98 × 3,001.90
  4. Step 4: Simplify right side
    3,444.76x = 14,261,966.86
  5. Step 5: Solve for x
    x = 14,261,966.86/3,444.76
  6. Step 6: Final answer
    x = 4,140.19

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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.