Home / 5,017.36-6,922.72-2,920.24

Finding the Fourth Proportional to 5,017.36, 6,922.72 and 2,920.24

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Solution

The fourth proportional to 5,017.36, 6,922.72 and 2,920.24 is: 4,029.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.36 : 6,922.72 = 2,920.24 : x
  2. Step 2: Convert to fraction form
    5,017.36/6,922.72 = 2,920.24/x
  3. Step 3: Cross multiply
    5,017.36x = 6,922.72 × 2,920.24
  4. Step 4: Simplify right side
    5,017.36x = 20,216,003.85
  5. Step 5: Solve for x
    x = 20,216,003.85/5,017.36
  6. Step 6: Final answer
    x = 4,029.21

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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.