Home / 5,159.02-7,738.67-1,263.42

Finding the Fourth Proportional to 5,159.02, 7,738.67 and 1,263.42

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Solution

The fourth proportional to 5,159.02, 7,738.67 and 1,263.42 is: 1,895.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.02 : 7,738.67 = 1,263.42 : x
  2. Step 2: Convert to fraction form
    5,159.02/7,738.67 = 1,263.42/x
  3. Step 3: Cross multiply
    5,159.02x = 7,738.67 × 1,263.42
  4. Step 4: Simplify right side
    5,159.02x = 9,777,193.61
  5. Step 5: Solve for x
    x = 9,777,193.61/5,159.02
  6. Step 6: Final answer
    x = 1,895.17

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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.