Home / 5,244.84-7,867.38-1,782.06

Finding the Fourth Proportional to 5,244.84, 7,867.38 and 1,782.06

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Solution

The fourth proportional to 5,244.84, 7,867.38 and 1,782.06 is: 2,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.84 : 7,867.38 = 1,782.06 : x
  2. Step 2: Convert to fraction form
    5,244.84/7,867.38 = 1,782.06/x
  3. Step 3: Cross multiply
    5,244.84x = 7,867.38 × 1,782.06
  4. Step 4: Simplify right side
    5,244.84x = 14,020,143.20
  5. Step 5: Solve for x
    x = 14,020,143.20/5,244.84
  6. Step 6: Final answer
    x = 2,673.13

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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.