Home / 8,243.14-12,366.51-4,543.45

Finding the Fourth Proportional to 8,243.14, 12,366.51 and 4,543.45

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Solution

The fourth proportional to 8,243.14, 12,366.51 and 4,543.45 is: 6,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.14 : 12,366.51 = 4,543.45 : x
  2. Step 2: Convert to fraction form
    8,243.14/12,366.51 = 4,543.45/x
  3. Step 3: Cross multiply
    8,243.14x = 12,366.51 × 4,543.45
  4. Step 4: Simplify right side
    8,243.14x = 56,186,619.86
  5. Step 5: Solve for x
    x = 56,186,619.86/8,243.14
  6. Step 6: Final answer
    x = 6,816.17

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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.