Home / 3,946.23-5,913.70-2,898.01

Finding the Fourth Proportional to 3,946.23, 5,913.70 and 2,898.01

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Solution

The fourth proportional to 3,946.23, 5,913.70 and 2,898.01 is: 4,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.23 : 5,913.70 = 2,898.01 : x
  2. Step 2: Convert to fraction form
    3,946.23/5,913.70 = 2,898.01/x
  3. Step 3: Cross multiply
    3,946.23x = 5,913.70 × 2,898.01
  4. Step 4: Simplify right side
    3,946.23x = 17,137,939.71
  5. Step 5: Solve for x
    x = 17,137,939.71/3,946.23
  6. Step 6: Final answer
    x = 4,342.86

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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.