Home / 7,488.98-11,235.81-2,224.02

Finding the Fourth Proportional to 7,488.98, 11,235.81 and 2,224.02

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Solution

The fourth proportional to 7,488.98, 11,235.81 and 2,224.02 is: 3,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.98 : 11,235.81 = 2,224.02 : x
  2. Step 2: Convert to fraction form
    7,488.98/11,235.81 = 2,224.02/x
  3. Step 3: Cross multiply
    7,488.98x = 11,235.81 × 2,224.02
  4. Step 4: Simplify right side
    7,488.98x = 24,988,666.16
  5. Step 5: Solve for x
    x = 24,988,666.16/7,488.98
  6. Step 6: Final answer
    x = 3,336.72

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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.