Home / 2,861.51-4,283.96-2,314.76

Finding the Fourth Proportional to 2,861.51, 4,283.96 and 2,314.76

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Solution

The fourth proportional to 2,861.51, 4,283.96 and 2,314.76 is: 3,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.51 : 4,283.96 = 2,314.76 : x
  2. Step 2: Convert to fraction form
    2,861.51/4,283.96 = 2,314.76/x
  3. Step 3: Cross multiply
    2,861.51x = 4,283.96 × 2,314.76
  4. Step 4: Simplify right side
    2,861.51x = 9,916,306.26
  5. Step 5: Solve for x
    x = 9,916,306.26/2,861.51
  6. Step 6: Final answer
    x = 3,465.42

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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.