Home / 2,681.96-4,003.35-2,484.09

Finding the Fourth Proportional to 2,681.96, 4,003.35 and 2,484.09

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Solution

The fourth proportional to 2,681.96, 4,003.35 and 2,484.09 is: 3,707.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.96 : 4,003.35 = 2,484.09 : x
  2. Step 2: Convert to fraction form
    2,681.96/4,003.35 = 2,484.09/x
  3. Step 3: Cross multiply
    2,681.96x = 4,003.35 × 2,484.09
  4. Step 4: Simplify right side
    2,681.96x = 9,944,681.70
  5. Step 5: Solve for x
    x = 9,944,681.70/2,681.96
  6. Step 6: Final answer
    x = 3,707.99

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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.