Home / 4,347.42-6,522.34-1,427.78

Finding the Fourth Proportional to 4,347.42, 6,522.34 and 1,427.78

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Solution

The fourth proportional to 4,347.42, 6,522.34 and 1,427.78 is: 2,142.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.42 : 6,522.34 = 1,427.78 : x
  2. Step 2: Convert to fraction form
    4,347.42/6,522.34 = 1,427.78/x
  3. Step 3: Cross multiply
    4,347.42x = 6,522.34 × 1,427.78
  4. Step 4: Simplify right side
    4,347.42x = 9,312,466.61
  5. Step 5: Solve for x
    x = 9,312,466.61/4,347.42
  6. Step 6: Final answer
    x = 2,142.07

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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.