Home / 1,840.47-2,763.14-1,432.23

Finding the Fourth Proportional to 1,840.47, 2,763.14 and 1,432.23

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Solution

The fourth proportional to 1,840.47, 2,763.14 and 1,432.23 is: 2,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.47 : 2,763.14 = 1,432.23 : x
  2. Step 2: Convert to fraction form
    1,840.47/2,763.14 = 1,432.23/x
  3. Step 3: Cross multiply
    1,840.47x = 2,763.14 × 1,432.23
  4. Step 4: Simplify right side
    1,840.47x = 3,957,444.84
  5. Step 5: Solve for x
    x = 3,957,444.84/1,840.47
  6. Step 6: Final answer
    x = 2,150.24

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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.