Home / 2,566.46-3,847.51-1,085.62

Finding the Fourth Proportional to 2,566.46, 3,847.51 and 1,085.62

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Solution

The fourth proportional to 2,566.46, 3,847.51 and 1,085.62 is: 1,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.46 : 3,847.51 = 1,085.62 : x
  2. Step 2: Convert to fraction form
    2,566.46/3,847.51 = 1,085.62/x
  3. Step 3: Cross multiply
    2,566.46x = 3,847.51 × 1,085.62
  4. Step 4: Simplify right side
    2,566.46x = 4,176,933.81
  5. Step 5: Solve for x
    x = 4,176,933.81/2,566.46
  6. Step 6: Final answer
    x = 1,627.51

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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.