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Finding the Fourth Proportional to 3,217.46, 4,827.03 and 1,026.20

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Solution

The fourth proportional to 3,217.46, 4,827.03 and 1,026.20 is: 1,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.46 : 4,827.03 = 1,026.20 : x
  2. Step 2: Convert to fraction form
    3,217.46/4,827.03 = 1,026.20/x
  3. Step 3: Cross multiply
    3,217.46x = 4,827.03 × 1,026.20
  4. Step 4: Simplify right side
    3,217.46x = 4,953,498.19
  5. Step 5: Solve for x
    x = 4,953,498.19/3,217.46
  6. Step 6: Final answer
    x = 1,539.57

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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.