Home / 1,753.32-2,632.05-1,745.40

Finding the Fourth Proportional to 1,753.32, 2,632.05 and 1,745.40

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Solution

The fourth proportional to 1,753.32, 2,632.05 and 1,745.40 is: 2,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.32 : 2,632.05 = 1,745.40 : x
  2. Step 2: Convert to fraction form
    1,753.32/2,632.05 = 1,745.40/x
  3. Step 3: Cross multiply
    1,753.32x = 2,632.05 × 1,745.40
  4. Step 4: Simplify right side
    1,753.32x = 4,593,980.07
  5. Step 5: Solve for x
    x = 4,593,980.07/1,753.32
  6. Step 6: Final answer
    x = 2,620.16

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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.