Home / 11,082.30-15,285.75-6,602.60

Finding the Fourth Proportional to 11,082.30, 15,285.75 and 6,602.60

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Solution

The fourth proportional to 11,082.30, 15,285.75 and 6,602.60 is: 9,106.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.30 : 15,285.75 = 6,602.60 : x
  2. Step 2: Convert to fraction form
    11,082.30/15,285.75 = 6,602.60/x
  3. Step 3: Cross multiply
    11,082.30x = 15,285.75 × 6,602.60
  4. Step 4: Simplify right side
    11,082.30x = 100,925,654.74
  5. Step 5: Solve for x
    x = 100,925,654.74/11,082.30
  6. Step 6: Final answer
    x = 9,106.92

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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.