Home / 5,251.11-7,866.59-5,075.25

Finding the Fourth Proportional to 5,251.11, 7,866.59 and 5,075.25

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Solution

The fourth proportional to 5,251.11, 7,866.59 and 5,075.25 is: 7,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.11 : 7,866.59 = 5,075.25 : x
  2. Step 2: Convert to fraction form
    5,251.11/7,866.59 = 5,075.25/x
  3. Step 3: Cross multiply
    5,251.11x = 7,866.59 × 5,075.25
  4. Step 4: Simplify right side
    5,251.11x = 39,924,885.52
  5. Step 5: Solve for x
    x = 39,924,885.52/5,251.11
  6. Step 6: Final answer
    x = 7,603.13

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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.