Home / 5,476.50-7,557.63-2,992.50

Finding the Fourth Proportional to 5,476.50, 7,557.63 and 2,992.50

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Solution

The fourth proportional to 5,476.50, 7,557.63 and 2,992.50 is: 4,129.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.50 : 7,557.63 = 2,992.50 : x
  2. Step 2: Convert to fraction form
    5,476.50/7,557.63 = 2,992.50/x
  3. Step 3: Cross multiply
    5,476.50x = 7,557.63 × 2,992.50
  4. Step 4: Simplify right side
    5,476.50x = 22,616,207.78
  5. Step 5: Solve for x
    x = 22,616,207.78/5,476.50
  6. Step 6: Final answer
    x = 4,129.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.