Home / 2,683.32-3,699.18-2,020.92

Finding the Fourth Proportional to 2,683.32, 3,699.18 and 2,020.92

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Solution

The fourth proportional to 2,683.32, 3,699.18 and 2,020.92 is: 2,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.32 : 3,699.18 = 2,020.92 : x
  2. Step 2: Convert to fraction form
    2,683.32/3,699.18 = 2,020.92/x
  3. Step 3: Cross multiply
    2,683.32x = 3,699.18 × 2,020.92
  4. Step 4: Simplify right side
    2,683.32x = 7,475,746.85
  5. Step 5: Solve for x
    x = 7,475,746.85/2,683.32
  6. Step 6: Final answer
    x = 2,786.01

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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.