Home / 5,132.70-7,699.66-1,845.52

Finding the Fourth Proportional to 5,132.70, 7,699.66 and 1,845.52

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Solution

The fourth proportional to 5,132.70, 7,699.66 and 1,845.52 is: 2,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.70 : 7,699.66 = 1,845.52 : x
  2. Step 2: Convert to fraction form
    5,132.70/7,699.66 = 1,845.52/x
  3. Step 3: Cross multiply
    5,132.70x = 7,699.66 × 1,845.52
  4. Step 4: Simplify right side
    5,132.70x = 14,209,876.52
  5. Step 5: Solve for x
    x = 14,209,876.52/5,132.70
  6. Step 6: Final answer
    x = 2,768.50

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1.5x scale

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.