Home / 1,580.50-2,366.70-1,169.02

Finding the Fourth Proportional to 1,580.50, 2,366.70 and 1,169.02

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Solution

The fourth proportional to 1,580.50, 2,366.70 and 1,169.02 is: 1,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580.50 : 2,366.70 = 1,169.02 : x
  2. Step 2: Convert to fraction form
    1,580.50/2,366.70 = 1,169.02/x
  3. Step 3: Cross multiply
    1,580.50x = 2,366.70 × 1,169.02
  4. Step 4: Simplify right side
    1,580.50x = 2,766,719.63
  5. Step 5: Solve for x
    x = 2,766,719.63/1,580.50
  6. Step 6: Final answer
    x = 1,750.53

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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.