Home / 11,074.56-15,283.08-6,358.80

Finding the Fourth Proportional to 11,074.56, 15,283.08 and 6,358.80

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Solution

The fourth proportional to 11,074.56, 15,283.08 and 6,358.80 is: 8,775.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074.56 : 15,283.08 = 6,358.80 : x
  2. Step 2: Convert to fraction form
    11,074.56/15,283.08 = 6,358.80/x
  3. Step 3: Cross multiply
    11,074.56x = 15,283.08 × 6,358.80
  4. Step 4: Simplify right side
    11,074.56x = 97,182,049.10
  5. Step 5: Solve for x
    x = 97,182,049.10/11,074.56
  6. Step 6: Final answer
    x = 8,775.25

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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.