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Finding the Fourth Proportional to 4,444.59, 6,659.58 and 1,521.30

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Solution

The fourth proportional to 4,444.59, 6,659.58 and 1,521.30 is: 2,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,444.59 : 6,659.58 = 1,521.30 : x
  2. Step 2: Convert to fraction form
    4,444.59/6,659.58 = 1,521.30/x
  3. Step 3: Cross multiply
    4,444.59x = 6,659.58 × 1,521.30
  4. Step 4: Simplify right side
    4,444.59x = 10,131,219.05
  5. Step 5: Solve for x
    x = 10,131,219.05/4,444.59
  6. Step 6: Final answer
    x = 2,279.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.