Home / 2,528.90-3,792.33-1,707.56

Finding the Fourth Proportional to 2,528.90, 3,792.33 and 1,707.56

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Solution

The fourth proportional to 2,528.90, 3,792.33 and 1,707.56 is: 2,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.90 : 3,792.33 = 1,707.56 : x
  2. Step 2: Convert to fraction form
    2,528.90/3,792.33 = 1,707.56/x
  3. Step 3: Cross multiply
    2,528.90x = 3,792.33 × 1,707.56
  4. Step 4: Simplify right side
    2,528.90x = 6,475,631.01
  5. Step 5: Solve for x
    x = 6,475,631.01/2,528.90
  6. Step 6: Final answer
    x = 2,560.65

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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.