Home / 4,998.21-6,897.50-2,760.07

Finding the Fourth Proportional to 4,998.21, 6,897.50 and 2,760.07

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Solution

The fourth proportional to 4,998.21, 6,897.50 and 2,760.07 is: 3,808.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.21 : 6,897.50 = 2,760.07 : x
  2. Step 2: Convert to fraction form
    4,998.21/6,897.50 = 2,760.07/x
  3. Step 3: Cross multiply
    4,998.21x = 6,897.50 × 2,760.07
  4. Step 4: Simplify right side
    4,998.21x = 19,037,551.78
  5. Step 5: Solve for x
    x = 19,037,551.78/4,998.21
  6. Step 6: Final answer
    x = 3,808.87

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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.