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Finding the Fourth Proportional to 6,995.12, 9,610.08 and 6,258.84

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Solution

The fourth proportional to 6,995.12, 9,610.08 and 6,258.84 is: 8,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.12 : 9,610.08 = 6,258.84 : x
  2. Step 2: Convert to fraction form
    6,995.12/9,610.08 = 6,258.84/x
  3. Step 3: Cross multiply
    6,995.12x = 9,610.08 × 6,258.84
  4. Step 4: Simplify right side
    6,995.12x = 60,147,953.11
  5. Step 5: Solve for x
    x = 60,147,953.11/6,995.12
  6. Step 6: Final answer
    x = 8,598.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.