Home / 11,079.25-15,283.55-6,599.81

Finding the Fourth Proportional to 11,079.25, 15,283.55 and 6,599.81

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Solution

The fourth proportional to 11,079.25, 15,283.55 and 6,599.81 is: 9,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.25 : 15,283.55 = 6,599.81 : x
  2. Step 2: Convert to fraction form
    11,079.25/15,283.55 = 6,599.81/x
  3. Step 3: Cross multiply
    11,079.25x = 15,283.55 × 6,599.81
  4. Step 4: Simplify right side
    11,079.25x = 100,868,580.83
  5. Step 5: Solve for x
    x = 100,868,580.83/11,079.25
  6. Step 6: Final answer
    x = 9,104.28

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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.