Home / 7,834.48-11,748.77-3,152.90

Finding the Fourth Proportional to 7,834.48, 11,748.77 and 3,152.90

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Solution

The fourth proportional to 7,834.48, 11,748.77 and 3,152.90 is: 4,728.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.48 : 11,748.77 = 3,152.90 : x
  2. Step 2: Convert to fraction form
    7,834.48/11,748.77 = 3,152.90/x
  3. Step 3: Cross multiply
    7,834.48x = 11,748.77 × 3,152.90
  4. Step 4: Simplify right side
    7,834.48x = 37,042,734.19
  5. Step 5: Solve for x
    x = 37,042,734.19/7,834.48
  6. Step 6: Final answer
    x = 4,728.17

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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.