Home / 7,288.98-10,047.15-4,927.02

Finding the Fourth Proportional to 7,288.98, 10,047.15 and 4,927.02

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Solution

The fourth proportional to 7,288.98, 10,047.15 and 4,927.02 is: 6,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.98 : 10,047.15 = 4,927.02 : x
  2. Step 2: Convert to fraction form
    7,288.98/10,047.15 = 4,927.02/x
  3. Step 3: Cross multiply
    7,288.98x = 10,047.15 × 4,927.02
  4. Step 4: Simplify right side
    7,288.98x = 49,502,508.99
  5. Step 5: Solve for x
    x = 49,502,508.99/7,288.98
  6. Step 6: Final answer
    x = 6,791.42

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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.