Home / 7,664.08-11,496.12-4,750.80

Finding the Fourth Proportional to 7,664.08, 11,496.12 and 4,750.80

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Solution

The fourth proportional to 7,664.08, 11,496.12 and 4,750.80 is: 7,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.08 : 11,496.12 = 4,750.80 : x
  2. Step 2: Convert to fraction form
    7,664.08/11,496.12 = 4,750.80/x
  3. Step 3: Cross multiply
    7,664.08x = 11,496.12 × 4,750.80
  4. Step 4: Simplify right side
    7,664.08x = 54,615,766.90
  5. Step 5: Solve for x
    x = 54,615,766.90/7,664.08
  6. Step 6: Final answer
    x = 7,126.20

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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.