Home / 11,079.98-15,283.50-6,600.68

Finding the Fourth Proportional to 11,079.98, 15,283.50 and 6,600.68

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Solution

The fourth proportional to 11,079.98, 15,283.50 and 6,600.68 is: 9,104.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.98 : 15,283.50 = 6,600.68 : x
  2. Step 2: Convert to fraction form
    11,079.98/15,283.50 = 6,600.68/x
  3. Step 3: Cross multiply
    11,079.98x = 15,283.50 × 6,600.68
  4. Step 4: Simplify right side
    11,079.98x = 100,881,492.78
  5. Step 5: Solve for x
    x = 100,881,492.78/11,079.98
  6. Step 6: Final answer
    x = 9,104.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.