Home / 4,871.96-7,307.25-1,585.10

Finding the Fourth Proportional to 4,871.96, 7,307.25 and 1,585.10

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Solution

The fourth proportional to 4,871.96, 7,307.25 and 1,585.10 is: 2,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.96 : 7,307.25 = 1,585.10 : x
  2. Step 2: Convert to fraction form
    4,871.96/7,307.25 = 1,585.10/x
  3. Step 3: Cross multiply
    4,871.96x = 7,307.25 × 1,585.10
  4. Step 4: Simplify right side
    4,871.96x = 11,582,721.98
  5. Step 5: Solve for x
    x = 11,582,721.98/4,871.96
  6. Step 6: Final answer
    x = 2,377.43

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Why These Related Problems?

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