Home / 4,053.17-6,081.21-1,280.00

Finding the Fourth Proportional to 4,053.17, 6,081.21 and 1,280.00

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Solution

The fourth proportional to 4,053.17, 6,081.21 and 1,280.00 is: 1,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,053.17 : 6,081.21 = 1,280.00 : x
  2. Step 2: Convert to fraction form
    4,053.17/6,081.21 = 1,280.00/x
  3. Step 3: Cross multiply
    4,053.17x = 6,081.21 × 1,280.00
  4. Step 4: Simplify right side
    4,053.17x = 7,783,964.00
  5. Step 5: Solve for x
    x = 7,783,964.00/4,053.17
  6. Step 6: Final answer
    x = 1,920.46

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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.