Home / 1,522.08-2,281.50-790.92

Finding the Fourth Proportional to 1,522.08, 2,281.50 and 790.92

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Solution

The fourth proportional to 1,522.08, 2,281.50 and 790.92 is: 1,185.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.08 : 2,281.50 = 790.92 : x
  2. Step 2: Convert to fraction form
    1,522.08/2,281.50 = 790.92/x
  3. Step 3: Cross multiply
    1,522.08x = 2,281.50 × 790.92
  4. Step 4: Simplify right side
    1,522.08x = 1,804,483.98
  5. Step 5: Solve for x
    x = 1,804,483.98/1,522.08
  6. Step 6: Final answer
    x = 1,185.54

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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.