Home / 10,604.40-15,911.04-5,344.26

Finding the Fourth Proportional to 10,604.40, 15,911.04 and 5,344.26

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Solution

The fourth proportional to 10,604.40, 15,911.04 and 5,344.26 is: 8,018.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.40 : 15,911.04 = 5,344.26 : x
  2. Step 2: Convert to fraction form
    10,604.40/15,911.04 = 5,344.26/x
  3. Step 3: Cross multiply
    10,604.40x = 15,911.04 × 5,344.26
  4. Step 4: Simplify right side
    10,604.40x = 85,032,734.63
  5. Step 5: Solve for x
    x = 85,032,734.63/10,604.40
  6. Step 6: Final answer
    x = 8,018.63

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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.