Home / 2,342.18-3,511.50-1,417.55

Finding the Fourth Proportional to 2,342.18, 3,511.50 and 1,417.55

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Solution

The fourth proportional to 2,342.18, 3,511.50 and 1,417.55 is: 2,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.18 : 3,511.50 = 1,417.55 : x
  2. Step 2: Convert to fraction form
    2,342.18/3,511.50 = 1,417.55/x
  3. Step 3: Cross multiply
    2,342.18x = 3,511.50 × 1,417.55
  4. Step 4: Simplify right side
    2,342.18x = 4,977,709.27
  5. Step 5: Solve for x
    x = 4,977,709.27/2,342.18
  6. Step 6: Final answer
    x = 2,125.25

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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.