Home / 2,288.07-3,432.02-1,055.07

Finding the Fourth Proportional to 2,288.07, 3,432.02 and 1,055.07

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Solution

The fourth proportional to 2,288.07, 3,432.02 and 1,055.07 is: 1,582.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.07 : 3,432.02 = 1,055.07 : x
  2. Step 2: Convert to fraction form
    2,288.07/3,432.02 = 1,055.07/x
  3. Step 3: Cross multiply
    2,288.07x = 3,432.02 × 1,055.07
  4. Step 4: Simplify right side
    2,288.07x = 3,621,016.07
  5. Step 5: Solve for x
    x = 3,621,016.07/2,288.07
  6. Step 6: Final answer
    x = 1,582.56

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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.