Home / 3,010.87-4,156.11-2,266.98

Finding the Fourth Proportional to 3,010.87, 4,156.11 and 2,266.98

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Solution

The fourth proportional to 3,010.87, 4,156.11 and 2,266.98 is: 3,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.87 : 4,156.11 = 2,266.98 : x
  2. Step 2: Convert to fraction form
    3,010.87/4,156.11 = 2,266.98/x
  3. Step 3: Cross multiply
    3,010.87x = 4,156.11 × 2,266.98
  4. Step 4: Simplify right side
    3,010.87x = 9,421,828.64
  5. Step 5: Solve for x
    x = 9,421,828.64/3,010.87
  6. Step 6: Final answer
    x = 3,129.27

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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.