Home / 4,719.36-7,075.08-2,086.44

Finding the Fourth Proportional to 4,719.36, 7,075.08 and 2,086.44

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Solution

The fourth proportional to 4,719.36, 7,075.08 and 2,086.44 is: 3,127.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.36 : 7,075.08 = 2,086.44 : x
  2. Step 2: Convert to fraction form
    4,719.36/7,075.08 = 2,086.44/x
  3. Step 3: Cross multiply
    4,719.36x = 7,075.08 × 2,086.44
  4. Step 4: Simplify right side
    4,719.36x = 14,761,729.92
  5. Step 5: Solve for x
    x = 14,761,729.92/4,719.36
  6. Step 6: Final answer
    x = 3,127.91

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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.