Home / 5,017.18-6,921.93-2,999.19

Finding the Fourth Proportional to 5,017.18, 6,921.93 and 2,999.19

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Solution

The fourth proportional to 5,017.18, 6,921.93 and 2,999.19 is: 4,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.18 : 6,921.93 = 2,999.19 : x
  2. Step 2: Convert to fraction form
    5,017.18/6,921.93 = 2,999.19/x
  3. Step 3: Cross multiply
    5,017.18x = 6,921.93 × 2,999.19
  4. Step 4: Simplify right side
    5,017.18x = 20,760,200.54
  5. Step 5: Solve for x
    x = 20,760,200.54/5,017.18
  6. Step 6: Final answer
    x = 4,137.82

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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.