Home / 7,020.66-10,531.46-2,340.48

Finding the Fourth Proportional to 7,020.66, 10,531.46 and 2,340.48

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Solution

The fourth proportional to 7,020.66, 10,531.46 and 2,340.48 is: 3,510.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.66 : 10,531.46 = 2,340.48 : x
  2. Step 2: Convert to fraction form
    7,020.66/10,531.46 = 2,340.48/x
  3. Step 3: Cross multiply
    7,020.66x = 10,531.46 × 2,340.48
  4. Step 4: Simplify right side
    7,020.66x = 24,648,671.50
  5. Step 5: Solve for x
    x = 24,648,671.50/7,020.66
  6. Step 6: Final answer
    x = 3,510.88

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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.