Home / 6,680.77-10,010.21-3,557.46

Finding the Fourth Proportional to 6,680.77, 10,010.21 and 3,557.46

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Solution

The fourth proportional to 6,680.77, 10,010.21 and 3,557.46 is: 5,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.77 : 10,010.21 = 3,557.46 : x
  2. Step 2: Convert to fraction form
    6,680.77/10,010.21 = 3,557.46/x
  3. Step 3: Cross multiply
    6,680.77x = 10,010.21 × 3,557.46
  4. Step 4: Simplify right side
    6,680.77x = 35,610,921.67
  5. Step 5: Solve for x
    x = 35,610,921.67/6,680.77
  6. Step 6: Final answer
    x = 5,330.36

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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.