Home / 11,374.50-15,698.43-10,876.35

Finding the Fourth Proportional to 11,374.50, 15,698.43 and 10,876.35

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Solution

The fourth proportional to 11,374.50, 15,698.43 and 10,876.35 is: 15,010.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,374.50 : 15,698.43 = 10,876.35 : x
  2. Step 2: Convert to fraction form
    11,374.50/15,698.43 = 10,876.35/x
  3. Step 3: Cross multiply
    11,374.50x = 15,698.43 × 10,876.35
  4. Step 4: Simplify right side
    11,374.50x = 170,741,619.13
  5. Step 5: Solve for x
    x = 170,741,619.13/11,374.50
  6. Step 6: Final answer
    x = 15,010.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.