Home / 7,488.36-11,233.98-2,871

Finding the Fourth Proportional to 7,488.36, 11,233.98 and 2,871

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Solution

The fourth proportional to 7,488.36, 11,233.98 and 2,871 is: 4,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.36 : 11,233.98 = 2,871 : x
  2. Step 2: Convert to fraction form
    7,488.36/11,233.98 = 2,871/x
  3. Step 3: Cross multiply
    7,488.36x = 11,233.98 × 2,871
  4. Step 4: Simplify right side
    7,488.36x = 32,252,756.58
  5. Step 5: Solve for x
    x = 32,252,756.58/7,488.36
  6. Step 6: Final answer
    x = 4,307.05

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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.