Home / 11,359.81-17,038.50-3,964.41

Finding the Fourth Proportional to 11,359.81, 17,038.50 and 3,964.41

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Solution

The fourth proportional to 11,359.81, 17,038.50 and 3,964.41 is: 5,946.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.81 : 17,038.50 = 3,964.41 : x
  2. Step 2: Convert to fraction form
    11,359.81/17,038.50 = 3,964.41/x
  3. Step 3: Cross multiply
    11,359.81x = 17,038.50 × 3,964.41
  4. Step 4: Simplify right side
    11,359.81x = 67,547,599.79
  5. Step 5: Solve for x
    x = 67,547,599.79/11,359.81
  6. Step 6: Final answer
    x = 5,946.19

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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.