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Finding the Fourth Proportional to 6,329.61, 9,493.70 and 1,712.25

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Solution

The fourth proportional to 6,329.61, 9,493.70 and 1,712.25 is: 2,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.61 : 9,493.70 = 1,712.25 : x
  2. Step 2: Convert to fraction form
    6,329.61/9,493.70 = 1,712.25/x
  3. Step 3: Cross multiply
    6,329.61x = 9,493.70 × 1,712.25
  4. Step 4: Simplify right side
    6,329.61x = 16,255,579.26
  5. Step 5: Solve for x
    x = 16,255,579.26/6,329.61
  6. Step 6: Final answer
    x = 2,568.18

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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.