Home / 2,285.18-3,407.70-2,264.39

Finding the Fourth Proportional to 2,285.18, 3,407.70 and 2,264.39

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Solution

The fourth proportional to 2,285.18, 3,407.70 and 2,264.39 is: 3,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.18 : 3,407.70 = 2,264.39 : x
  2. Step 2: Convert to fraction form
    2,285.18/3,407.70 = 2,264.39/x
  3. Step 3: Cross multiply
    2,285.18x = 3,407.70 × 2,264.39
  4. Step 4: Simplify right side
    2,285.18x = 7,716,361.80
  5. Step 5: Solve for x
    x = 7,716,361.80/2,285.18
  6. Step 6: Final answer
    x = 3,376.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.