Home / 5,677.09-8,518.70-2,392.47

Finding the Fourth Proportional to 5,677.09, 8,518.70 and 2,392.47

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Solution

The fourth proportional to 5,677.09, 8,518.70 and 2,392.47 is: 3,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.09 : 8,518.70 = 2,392.47 : x
  2. Step 2: Convert to fraction form
    5,677.09/8,518.70 = 2,392.47/x
  3. Step 3: Cross multiply
    5,677.09x = 8,518.70 × 2,392.47
  4. Step 4: Simplify right side
    5,677.09x = 20,380,740.17
  5. Step 5: Solve for x
    x = 20,380,740.17/5,677.09
  6. Step 6: Final answer
    x = 3,590.00

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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.