Home / 2,301.11-3,178.76-2,052.35

Finding the Fourth Proportional to 2,301.11, 3,178.76 and 2,052.35

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Solution

The fourth proportional to 2,301.11, 3,178.76 and 2,052.35 is: 2,835.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.11 : 3,178.76 = 2,052.35 : x
  2. Step 2: Convert to fraction form
    2,301.11/3,178.76 = 2,052.35/x
  3. Step 3: Cross multiply
    2,301.11x = 3,178.76 × 2,052.35
  4. Step 4: Simplify right side
    2,301.11x = 6,523,928.09
  5. Step 5: Solve for x
    x = 6,523,928.09/2,301.11
  6. Step 6: Final answer
    x = 2,835.12

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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.