Home / 2,543.32-3,821.46-2,303.56

Finding the Fourth Proportional to 2,543.32, 3,821.46 and 2,303.56

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Solution

The fourth proportional to 2,543.32, 3,821.46 and 2,303.56 is: 3,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.32 : 3,821.46 = 2,303.56 : x
  2. Step 2: Convert to fraction form
    2,543.32/3,821.46 = 2,303.56/x
  3. Step 3: Cross multiply
    2,543.32x = 3,821.46 × 2,303.56
  4. Step 4: Simplify right side
    2,543.32x = 8,802,962.40
  5. Step 5: Solve for x
    x = 8,802,962.40/2,543.32
  6. Step 6: Final answer
    x = 3,461.21

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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.