Home / 3,424.47-4,725.80-2,245.53

Finding the Fourth Proportional to 3,424.47, 4,725.80 and 2,245.53

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Solution

The fourth proportional to 3,424.47, 4,725.80 and 2,245.53 is: 3,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.47 : 4,725.80 = 2,245.53 : x
  2. Step 2: Convert to fraction form
    3,424.47/4,725.80 = 2,245.53/x
  3. Step 3: Cross multiply
    3,424.47x = 4,725.80 × 2,245.53
  4. Step 4: Simplify right side
    3,424.47x = 10,611,925.67
  5. Step 5: Solve for x
    x = 10,611,925.67/3,424.47
  6. Step 6: Final answer
    x = 3,098.85

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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.