Home / 7,522.49-10,381.41-4,165.44

Finding the Fourth Proportional to 7,522.49, 10,381.41 and 4,165.44

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Solution

The fourth proportional to 7,522.49, 10,381.41 and 4,165.44 is: 5,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.49 : 10,381.41 = 4,165.44 : x
  2. Step 2: Convert to fraction form
    7,522.49/10,381.41 = 4,165.44/x
  3. Step 3: Cross multiply
    7,522.49x = 10,381.41 × 4,165.44
  4. Step 4: Simplify right side
    7,522.49x = 43,243,140.47
  5. Step 5: Solve for x
    x = 43,243,140.47/7,522.49
  6. Step 6: Final answer
    x = 5,748.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.