Home / 2,927.30-4,389.01-1,366.47

Finding the Fourth Proportional to 2,927.30, 4,389.01 and 1,366.47

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Solution

The fourth proportional to 2,927.30, 4,389.01 and 1,366.47 is: 2,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.30 : 4,389.01 = 1,366.47 : x
  2. Step 2: Convert to fraction form
    2,927.30/4,389.01 = 1,366.47/x
  3. Step 3: Cross multiply
    2,927.30x = 4,389.01 × 1,366.47
  4. Step 4: Simplify right side
    2,927.30x = 5,997,447.08
  5. Step 5: Solve for x
    x = 5,997,447.08/2,927.30
  6. Step 6: Final answer
    x = 2,048.80

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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.