Home / 2,328.81-3,213.91-1,334.07

Finding the Fourth Proportional to 2,328.81, 3,213.91 and 1,334.07

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Solution

The fourth proportional to 2,328.81, 3,213.91 and 1,334.07 is: 1,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.81 : 3,213.91 = 1,334.07 : x
  2. Step 2: Convert to fraction form
    2,328.81/3,213.91 = 1,334.07/x
  3. Step 3: Cross multiply
    2,328.81x = 3,213.91 × 1,334.07
  4. Step 4: Simplify right side
    2,328.81x = 4,287,580.91
  5. Step 5: Solve for x
    x = 4,287,580.91/2,328.81
  6. Step 6: Final answer
    x = 1,841.10

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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.