Home / 2,927.51-4,039.90-1,601.13

Finding the Fourth Proportional to 2,927.51, 4,039.90 and 1,601.13

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Solution

The fourth proportional to 2,927.51, 4,039.90 and 1,601.13 is: 2,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.51 : 4,039.90 = 1,601.13 : x
  2. Step 2: Convert to fraction form
    2,927.51/4,039.90 = 1,601.13/x
  3. Step 3: Cross multiply
    2,927.51x = 4,039.90 × 1,601.13
  4. Step 4: Simplify right side
    2,927.51x = 6,468,401.08
  5. Step 5: Solve for x
    x = 6,468,401.08/2,927.51
  6. Step 6: Final answer
    x = 2,209.52

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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.