Home / 4,390.25-6,062.58-2,821.07

Finding the Fourth Proportional to 4,390.25, 6,062.58 and 2,821.07

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Solution

The fourth proportional to 4,390.25, 6,062.58 and 2,821.07 is: 3,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.25 : 6,062.58 = 2,821.07 : x
  2. Step 2: Convert to fraction form
    4,390.25/6,062.58 = 2,821.07/x
  3. Step 3: Cross multiply
    4,390.25x = 6,062.58 × 2,821.07
  4. Step 4: Simplify right side
    4,390.25x = 17,102,977.72
  5. Step 5: Solve for x
    x = 17,102,977.72/4,390.25
  6. Step 6: Final answer
    x = 3,895.68

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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.