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Finding the Fourth Proportional to 6,398.19, 9,599.02 and 1,955.73

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Solution

The fourth proportional to 6,398.19, 9,599.02 and 1,955.73 is: 2,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398.19 : 9,599.02 = 1,955.73 : x
  2. Step 2: Convert to fraction form
    6,398.19/9,599.02 = 1,955.73/x
  3. Step 3: Cross multiply
    6,398.19x = 9,599.02 × 1,955.73
  4. Step 4: Simplify right side
    6,398.19x = 18,773,122.49
  5. Step 5: Solve for x
    x = 18,773,122.49/6,398.19
  6. Step 6: Final answer
    x = 2,934.13

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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.