Home / 5,867.61-8,787.74-2,900.58

Finding the Fourth Proportional to 5,867.61, 8,787.74 and 2,900.58

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Solution

The fourth proportional to 5,867.61, 8,787.74 and 2,900.58 is: 4,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.61 : 8,787.74 = 2,900.58 : x
  2. Step 2: Convert to fraction form
    5,867.61/8,787.74 = 2,900.58/x
  3. Step 3: Cross multiply
    5,867.61x = 8,787.74 × 2,900.58
  4. Step 4: Simplify right side
    5,867.61x = 25,489,528.39
  5. Step 5: Solve for x
    x = 25,489,528.39/5,867.61
  6. Step 6: Final answer
    x = 4,344.11

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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.