Home / 10,344.63-15,517.26-2,553.45

Finding the Fourth Proportional to 10,344.63, 15,517.26 and 2,553.45

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Solution

The fourth proportional to 10,344.63, 15,517.26 and 2,553.45 is: 3,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.63 : 15,517.26 = 2,553.45 : x
  2. Step 2: Convert to fraction form
    10,344.63/15,517.26 = 2,553.45/x
  3. Step 3: Cross multiply
    10,344.63x = 15,517.26 × 2,553.45
  4. Step 4: Simplify right side
    10,344.63x = 39,622,547.55
  5. Step 5: Solve for x
    x = 39,622,547.55/10,344.63
  6. Step 6: Final answer
    x = 3,830.25

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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.