Home / 7,381.52-10,185.21-4,396.87

Finding the Fourth Proportional to 7,381.52, 10,185.21 and 4,396.87

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Solution

The fourth proportional to 7,381.52, 10,185.21 and 4,396.87 is: 6,066.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.52 : 10,185.21 = 4,396.87 : x
  2. Step 2: Convert to fraction form
    7,381.52/10,185.21 = 4,396.87/x
  3. Step 3: Cross multiply
    7,381.52x = 10,185.21 × 4,396.87
  4. Step 4: Simplify right side
    7,381.52x = 44,783,044.29
  5. Step 5: Solve for x
    x = 44,783,044.29/7,381.52
  6. Step 6: Final answer
    x = 6,066.91

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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.