Home / 2,927.76-4,040.32-1,601.46

Finding the Fourth Proportional to 2,927.76, 4,040.32 and 1,601.46

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Solution

The fourth proportional to 2,927.76, 4,040.32 and 1,601.46 is: 2,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.76 : 4,040.32 = 1,601.46 : x
  2. Step 2: Convert to fraction form
    2,927.76/4,040.32 = 1,601.46/x
  3. Step 3: Cross multiply
    2,927.76x = 4,040.32 × 1,601.46
  4. Step 4: Simplify right side
    2,927.76x = 6,470,410.87
  5. Step 5: Solve for x
    x = 6,470,410.87/2,927.76
  6. Step 6: Final answer
    x = 2,210.02

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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.