Home / 7,257.57-10,885.77-2,325.89

Finding the Fourth Proportional to 7,257.57, 10,885.77 and 2,325.89

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Solution

The fourth proportional to 7,257.57, 10,885.77 and 2,325.89 is: 3,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.57 : 10,885.77 = 2,325.89 : x
  2. Step 2: Convert to fraction form
    7,257.57/10,885.77 = 2,325.89/x
  3. Step 3: Cross multiply
    7,257.57x = 10,885.77 × 2,325.89
  4. Step 4: Simplify right side
    7,257.57x = 25,319,049.16
  5. Step 5: Solve for x
    x = 25,319,049.16/7,257.57
  6. Step 6: Final answer
    x = 3,488.64

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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.