Home / 5,075.16-7,602.48-3,974.28

Finding the Fourth Proportional to 5,075.16, 7,602.48 and 3,974.28

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Solution

The fourth proportional to 5,075.16, 7,602.48 and 3,974.28 is: 5,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.16 : 7,602.48 = 3,974.28 : x
  2. Step 2: Convert to fraction form
    5,075.16/7,602.48 = 3,974.28/x
  3. Step 3: Cross multiply
    5,075.16x = 7,602.48 × 3,974.28
  4. Step 4: Simplify right side
    5,075.16x = 30,214,384.21
  5. Step 5: Solve for x
    x = 30,214,384.21/5,075.16
  6. Step 6: Final answer
    x = 5,953.39

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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.