Home / 5,815.53-8,726.31-3,184.92

Finding the Fourth Proportional to 5,815.53, 8,726.31 and 3,184.92

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Solution

The fourth proportional to 5,815.53, 8,726.31 and 3,184.92 is: 4,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.53 : 8,726.31 = 3,184.92 : x
  2. Step 2: Convert to fraction form
    5,815.53/8,726.31 = 3,184.92/x
  3. Step 3: Cross multiply
    5,815.53x = 8,726.31 × 3,184.92
  4. Step 4: Simplify right side
    5,815.53x = 27,792,599.25
  5. Step 5: Solve for x
    x = 27,792,599.25/5,815.53
  6. Step 6: Final answer
    x = 4,779.03

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1.5x scale

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.