Home / 4,726.45-7,087.30-2,752.72

Finding the Fourth Proportional to 4,726.45, 7,087.30 and 2,752.72

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Solution

The fourth proportional to 4,726.45, 7,087.30 and 2,752.72 is: 4,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.45 : 7,087.30 = 2,752.72 : x
  2. Step 2: Convert to fraction form
    4,726.45/7,087.30 = 2,752.72/x
  3. Step 3: Cross multiply
    4,726.45x = 7,087.30 × 2,752.72
  4. Step 4: Simplify right side
    4,726.45x = 19,509,352.46
  5. Step 5: Solve for x
    x = 19,509,352.46/4,726.45
  6. Step 6: Final answer
    x = 4,127.70

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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.