Home / 4,763.27-7,146.62-2,130.57

Finding the Fourth Proportional to 4,763.27, 7,146.62 and 2,130.57

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Solution

The fourth proportional to 4,763.27, 7,146.62 and 2,130.57 is: 3,196.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.27 : 7,146.62 = 2,130.57 : x
  2. Step 2: Convert to fraction form
    4,763.27/7,146.62 = 2,130.57/x
  3. Step 3: Cross multiply
    4,763.27x = 7,146.62 × 2,130.57
  4. Step 4: Simplify right side
    4,763.27x = 15,226,379.50
  5. Step 5: Solve for x
    x = 15,226,379.50/4,763.27
  6. Step 6: Final answer
    x = 3,196.62

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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.