Home / 2,528.41-3,792.29-1,591.50

Finding the Fourth Proportional to 2,528.41, 3,792.29 and 1,591.50

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Solution

The fourth proportional to 2,528.41, 3,792.29 and 1,591.50 is: 2,387.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.41 : 3,792.29 = 1,591.50 : x
  2. Step 2: Convert to fraction form
    2,528.41/3,792.29 = 1,591.50/x
  3. Step 3: Cross multiply
    2,528.41x = 3,792.29 × 1,591.50
  4. Step 4: Simplify right side
    2,528.41x = 6,035,429.54
  5. Step 5: Solve for x
    x = 6,035,429.54/2,528.41
  6. Step 6: Final answer
    x = 2,387.05

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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.