Home / 5,294.23-7,939.32-2,518.77

Finding the Fourth Proportional to 5,294.23, 7,939.32 and 2,518.77

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Solution

The fourth proportional to 5,294.23, 7,939.32 and 2,518.77 is: 3,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.23 : 7,939.32 = 2,518.77 : x
  2. Step 2: Convert to fraction form
    5,294.23/7,939.32 = 2,518.77/x
  3. Step 3: Cross multiply
    5,294.23x = 7,939.32 × 2,518.77
  4. Step 4: Simplify right side
    5,294.23x = 19,997,281.34
  5. Step 5: Solve for x
    x = 19,997,281.34/5,294.23
  6. Step 6: Final answer
    x = 3,777.18

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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.