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Finding the Third Proportional to 5,630 and 12,340

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Solution

The third proportional to 5,630 and 12,340 is: 27,047.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630 : 12,340 = 12,340 : x
  2. Step 2: Convert to fraction form
    5,630/12,340 = 12,340/x
  3. Step 3: Cross multiply
    5,630x = 12,340 × 12,340
  4. Step 4: Simplify right side
    5,630x = 152,275,600
  5. Step 5: Solve for x
    x = 152,275,600/5,630
  6. Step 6: Final answer
    x = 27,047.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.