Home / 5,257.10-7,881.71-2,482.14

Finding the Fourth Proportional to 5,257.10, 7,881.71 and 2,482.14

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Solution

The fourth proportional to 5,257.10, 7,881.71 and 2,482.14 is: 3,721.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.10 : 7,881.71 = 2,482.14 : x
  2. Step 2: Convert to fraction form
    5,257.10/7,881.71 = 2,482.14/x
  3. Step 3: Cross multiply
    5,257.10x = 7,881.71 × 2,482.14
  4. Step 4: Simplify right side
    5,257.10x = 19,563,524.81
  5. Step 5: Solve for x
    x = 19,563,524.81/5,257.10
  6. Step 6: Final answer
    x = 3,721.35

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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.