Home / 5,075.25-7,615.16-3,225.89

Finding the Fourth Proportional to 5,075.25, 7,615.16 and 3,225.89

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Solution

The fourth proportional to 5,075.25, 7,615.16 and 3,225.89 is: 4,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.25 : 7,615.16 = 3,225.89 : x
  2. Step 2: Convert to fraction form
    5,075.25/7,615.16 = 3,225.89/x
  3. Step 3: Cross multiply
    5,075.25x = 7,615.16 × 3,225.89
  4. Step 4: Simplify right side
    5,075.25x = 24,565,614.29
  5. Step 5: Solve for x
    x = 24,565,614.29/5,075.25
  6. Step 6: Final answer
    x = 4,840.28

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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.