Home / 10,506.41-15,759.57-3,110.90

Finding the Fourth Proportional to 10,506.41, 15,759.57 and 3,110.90

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Solution

The fourth proportional to 10,506.41, 15,759.57 and 3,110.90 is: 4,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.41 : 15,759.57 = 3,110.90 : x
  2. Step 2: Convert to fraction form
    10,506.41/15,759.57 = 3,110.90/x
  3. Step 3: Cross multiply
    10,506.41x = 15,759.57 × 3,110.90
  4. Step 4: Simplify right side
    10,506.41x = 49,026,446.31
  5. Step 5: Solve for x
    x = 49,026,446.31/10,506.41
  6. Step 6: Final answer
    x = 4,666.34

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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.