Home / 7,671.83-11,497.06-3,721.46

Finding the Fourth Proportional to 7,671.83, 11,497.06 and 3,721.46

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Solution

The fourth proportional to 7,671.83, 11,497.06 and 3,721.46 is: 5,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.83 : 11,497.06 = 3,721.46 : x
  2. Step 2: Convert to fraction form
    7,671.83/11,497.06 = 3,721.46/x
  3. Step 3: Cross multiply
    7,671.83x = 11,497.06 × 3,721.46
  4. Step 4: Simplify right side
    7,671.83x = 42,785,848.91
  5. Step 5: Solve for x
    x = 42,785,848.91/7,671.83
  6. Step 6: Final answer
    x = 5,577.01

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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.