Home / 5,454.83-8,185.93-3,508.40

Finding the Fourth Proportional to 5,454.83, 8,185.93 and 3,508.40

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Solution

The fourth proportional to 5,454.83, 8,185.93 and 3,508.40 is: 5,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.83 : 8,185.93 = 3,508.40 : x
  2. Step 2: Convert to fraction form
    5,454.83/8,185.93 = 3,508.40/x
  3. Step 3: Cross multiply
    5,454.83x = 8,185.93 × 3,508.40
  4. Step 4: Simplify right side
    5,454.83x = 28,719,528.51
  5. Step 5: Solve for x
    x = 28,719,528.51/5,454.83
  6. Step 6: Final answer
    x = 5,264.97

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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.