Home / 2,356.20-3,531.81-1,534.86

Finding the Fourth Proportional to 2,356.20, 3,531.81 and 1,534.86

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Solution

The fourth proportional to 2,356.20, 3,531.81 and 1,534.86 is: 2,300.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.20 : 3,531.81 = 1,534.86 : x
  2. Step 2: Convert to fraction form
    2,356.20/3,531.81 = 1,534.86/x
  3. Step 3: Cross multiply
    2,356.20x = 3,531.81 × 1,534.86
  4. Step 4: Simplify right side
    2,356.20x = 5,420,833.90
  5. Step 5: Solve for x
    x = 5,420,833.90/2,356.20
  6. Step 6: Final answer
    x = 2,300.67

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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.