Home / 1,448.02-2,172.24-582.28

Finding the Fourth Proportional to 1,448.02, 2,172.24 and 582.28

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Solution

The fourth proportional to 1,448.02, 2,172.24 and 582.28 is: 873.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.02 : 2,172.24 = 582.28 : x
  2. Step 2: Convert to fraction form
    1,448.02/2,172.24 = 582.28/x
  3. Step 3: Cross multiply
    1,448.02x = 2,172.24 × 582.28
  4. Step 4: Simplify right side
    1,448.02x = 1,264,851.91
  5. Step 5: Solve for x
    x = 1,264,851.91/1,448.02
  6. Step 6: Final answer
    x = 873.50

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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.