Home / 2,792.28-4,187.14-1,059.16

Finding the Fourth Proportional to 2,792.28, 4,187.14 and 1,059.16

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Solution

The fourth proportional to 2,792.28, 4,187.14 and 1,059.16 is: 1,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.28 : 4,187.14 = 1,059.16 : x
  2. Step 2: Convert to fraction form
    2,792.28/4,187.14 = 1,059.16/x
  3. Step 3: Cross multiply
    2,792.28x = 4,187.14 × 1,059.16
  4. Step 4: Simplify right side
    2,792.28x = 4,434,851.20
  5. Step 5: Solve for x
    x = 4,434,851.20/2,792.28
  6. Step 6: Final answer
    x = 1,588.25

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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.