Home / 4,750.61-7,124.66-1,418.07

Finding the Fourth Proportional to 4,750.61, 7,124.66 and 1,418.07

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Solution

The fourth proportional to 4,750.61, 7,124.66 and 1,418.07 is: 2,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.61 : 7,124.66 = 1,418.07 : x
  2. Step 2: Convert to fraction form
    4,750.61/7,124.66 = 1,418.07/x
  3. Step 3: Cross multiply
    4,750.61x = 7,124.66 × 1,418.07
  4. Step 4: Simplify right side
    4,750.61x = 10,103,266.61
  5. Step 5: Solve for x
    x = 10,103,266.61/4,750.61
  6. Step 6: Final answer
    x = 2,126.73

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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.