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Finding the Fourth Proportional to 6,598.98, 9,899.95 and 2,216.32

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Solution

The fourth proportional to 6,598.98, 9,899.95 and 2,216.32 is: 3,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.98 : 9,899.95 = 2,216.32 : x
  2. Step 2: Convert to fraction form
    6,598.98/9,899.95 = 2,216.32/x
  3. Step 3: Cross multiply
    6,598.98x = 9,899.95 × 2,216.32
  4. Step 4: Simplify right side
    6,598.98x = 21,941,452.66
  5. Step 5: Solve for x
    x = 21,941,452.66/6,598.98
  6. Step 6: Final answer
    x = 3,324.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.