Home / 2,528.42-3,792.62-1,065.56

Finding the Fourth Proportional to 2,528.42, 3,792.62 and 1,065.56

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Solution

The fourth proportional to 2,528.42, 3,792.62 and 1,065.56 is: 1,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.42 : 3,792.62 = 1,065.56 : x
  2. Step 2: Convert to fraction form
    2,528.42/3,792.62 = 1,065.56/x
  3. Step 3: Cross multiply
    2,528.42x = 3,792.62 × 1,065.56
  4. Step 4: Simplify right side
    2,528.42x = 4,041,264.17
  5. Step 5: Solve for x
    x = 4,041,264.17/2,528.42
  6. Step 6: Final answer
    x = 1,598.34

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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.