Home / 10,348.47-15,522.75-4,424.49

Finding the Fourth Proportional to 10,348.47, 15,522.75 and 4,424.49

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Solution

The fourth proportional to 10,348.47, 15,522.75 and 4,424.49 is: 6,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.47 : 15,522.75 = 4,424.49 : x
  2. Step 2: Convert to fraction form
    10,348.47/15,522.75 = 4,424.49/x
  3. Step 3: Cross multiply
    10,348.47x = 15,522.75 × 4,424.49
  4. Step 4: Simplify right side
    10,348.47x = 68,680,252.15
  5. Step 5: Solve for x
    x = 68,680,252.15/10,348.47
  6. Step 6: Final answer
    x = 6,636.75

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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.