Home / 4,343.79-6,516.89-1,424.14

Finding the Fourth Proportional to 4,343.79, 6,516.89 and 1,424.14

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Solution

The fourth proportional to 4,343.79, 6,516.89 and 1,424.14 is: 2,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.79 : 6,516.89 = 1,424.14 : x
  2. Step 2: Convert to fraction form
    4,343.79/6,516.89 = 1,424.14/x
  3. Step 3: Cross multiply
    4,343.79x = 6,516.89 × 1,424.14
  4. Step 4: Simplify right side
    4,343.79x = 9,280,963.72
  5. Step 5: Solve for x
    x = 9,280,963.72/4,343.79
  6. Step 6: Final answer
    x = 2,136.61

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1.5x scale

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.