Home / 8,347.33-12,521.40-2,503.39

Finding the Fourth Proportional to 8,347.33, 12,521.40 and 2,503.39

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Solution

The fourth proportional to 8,347.33, 12,521.40 and 2,503.39 is: 3,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.33 : 12,521.40 = 2,503.39 : x
  2. Step 2: Convert to fraction form
    8,347.33/12,521.40 = 2,503.39/x
  3. Step 3: Cross multiply
    8,347.33x = 12,521.40 × 2,503.39
  4. Step 4: Simplify right side
    8,347.33x = 31,345,947.55
  5. Step 5: Solve for x
    x = 31,345,947.55/8,347.33
  6. Step 6: Final answer
    x = 3,755.21

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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.