Home / 1,632.02-2,252.56-960.12

Finding the Fourth Proportional to 1,632.02, 2,252.56 and 960.12

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Solution

The fourth proportional to 1,632.02, 2,252.56 and 960.12 is: 1,325.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.02 : 2,252.56 = 960.12 : x
  2. Step 2: Convert to fraction form
    1,632.02/2,252.56 = 960.12/x
  3. Step 3: Cross multiply
    1,632.02x = 2,252.56 × 960.12
  4. Step 4: Simplify right side
    1,632.02x = 2,162,727.91
  5. Step 5: Solve for x
    x = 2,162,727.91/1,632.02
  6. Step 6: Final answer
    x = 1,325.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.