Home / 10,569.70-15,927.26-8,761.51

Finding the Fourth Proportional to 10,569.70, 15,927.26 and 8,761.51

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Solution

The fourth proportional to 10,569.70, 15,927.26 and 8,761.51 is: 13,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,569.70 : 15,927.26 = 8,761.51 : x
  2. Step 2: Convert to fraction form
    10,569.70/15,927.26 = 8,761.51/x
  3. Step 3: Cross multiply
    10,569.70x = 15,927.26 × 8,761.51
  4. Step 4: Simplify right side
    10,569.70x = 139,546,847.76
  5. Step 5: Solve for x
    x = 139,546,847.76/10,569.70
  6. Step 6: Final answer
    x = 13,202.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.