Home / 3,132.59-4,700.70-1,283.42

Finding the Fourth Proportional to 3,132.59, 4,700.70 and 1,283.42

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Solution

The fourth proportional to 3,132.59, 4,700.70 and 1,283.42 is: 1,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.59 : 4,700.70 = 1,283.42 : x
  2. Step 2: Convert to fraction form
    3,132.59/4,700.70 = 1,283.42/x
  3. Step 3: Cross multiply
    3,132.59x = 4,700.70 × 1,283.42
  4. Step 4: Simplify right side
    3,132.59x = 6,032,972.39
  5. Step 5: Solve for x
    x = 6,032,972.39/3,132.59
  6. Step 6: Final answer
    x = 1,925.87

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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.