Home / 7,381.02-11,075.94-2,937.87

Finding the Fourth Proportional to 7,381.02, 11,075.94 and 2,937.87

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Solution

The fourth proportional to 7,381.02, 11,075.94 and 2,937.87 is: 4,408.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.02 : 11,075.94 = 2,937.87 : x
  2. Step 2: Convert to fraction form
    7,381.02/11,075.94 = 2,937.87/x
  3. Step 3: Cross multiply
    7,381.02x = 11,075.94 × 2,937.87
  4. Step 4: Simplify right side
    7,381.02x = 32,539,671.85
  5. Step 5: Solve for x
    x = 32,539,671.85/7,381.02
  6. Step 6: Final answer
    x = 4,408.56

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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.