Home / 1,632.17-2,444.13-1,172.90

Finding the Fourth Proportional to 1,632.17, 2,444.13 and 1,172.90

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Solution

The fourth proportional to 1,632.17, 2,444.13 and 1,172.90 is: 1,756.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.17 : 2,444.13 = 1,172.90 : x
  2. Step 2: Convert to fraction form
    1,632.17/2,444.13 = 1,172.90/x
  3. Step 3: Cross multiply
    1,632.17x = 2,444.13 × 1,172.90
  4. Step 4: Simplify right side
    1,632.17x = 2,866,707.86
  5. Step 5: Solve for x
    x = 2,866,707.86/1,632.17
  6. Step 6: Final answer
    x = 1,756.38

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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.