Home / 5,015.80-6,916.73-3,025.18

Finding the Fourth Proportional to 5,015.80, 6,916.73 and 3,025.18

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Solution

The fourth proportional to 5,015.80, 6,916.73 and 3,025.18 is: 4,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.80 : 6,916.73 = 3,025.18 : x
  2. Step 2: Convert to fraction form
    5,015.80/6,916.73 = 3,025.18/x
  3. Step 3: Cross multiply
    5,015.80x = 6,916.73 × 3,025.18
  4. Step 4: Simplify right side
    5,015.80x = 20,924,353.26
  5. Step 5: Solve for x
    x = 20,924,353.26/5,015.80
  6. Step 6: Final answer
    x = 4,171.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.