Home / 5,065.29-7,598.75-2,143.62

Finding the Fourth Proportional to 5,065.29, 7,598.75 and 2,143.62

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Solution

The fourth proportional to 5,065.29, 7,598.75 and 2,143.62 is: 3,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.29 : 7,598.75 = 2,143.62 : x
  2. Step 2: Convert to fraction form
    5,065.29/7,598.75 = 2,143.62/x
  3. Step 3: Cross multiply
    5,065.29x = 7,598.75 × 2,143.62
  4. Step 4: Simplify right side
    5,065.29x = 16,288,821.76
  5. Step 5: Solve for x
    x = 16,288,821.76/5,065.29
  6. Step 6: Final answer
    x = 3,215.77

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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.