Home / 4,237.40-5,849.68-2,821.93

Finding the Fourth Proportional to 4,237.40, 5,849.68 and 2,821.93

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Solution

The fourth proportional to 4,237.40, 5,849.68 and 2,821.93 is: 3,895.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.40 : 5,849.68 = 2,821.93 : x
  2. Step 2: Convert to fraction form
    4,237.40/5,849.68 = 2,821.93/x
  3. Step 3: Cross multiply
    4,237.40x = 5,849.68 × 2,821.93
  4. Step 4: Simplify right side
    4,237.40x = 16,507,387.48
  5. Step 5: Solve for x
    x = 16,507,387.48/4,237.40
  6. Step 6: Final answer
    x = 3,895.64

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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.