Home / 2,823.18-4,206.15-2,683.77

Finding the Fourth Proportional to 2,823.18, 4,206.15 and 2,683.77

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Solution

The fourth proportional to 2,823.18, 4,206.15 and 2,683.77 is: 3,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.18 : 4,206.15 = 2,683.77 : x
  2. Step 2: Convert to fraction form
    2,823.18/4,206.15 = 2,683.77/x
  3. Step 3: Cross multiply
    2,823.18x = 4,206.15 × 2,683.77
  4. Step 4: Simplify right side
    2,823.18x = 11,288,339.19
  5. Step 5: Solve for x
    x = 11,288,339.19/2,823.18
  6. Step 6: Final answer
    x = 3,998.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.