Home / 2,110.03-3,165.45-649.06

Finding the Fourth Proportional to 2,110.03, 3,165.45 and 649.06

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Solution

The fourth proportional to 2,110.03, 3,165.45 and 649.06 is: 973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.03 : 3,165.45 = 649.06 : x
  2. Step 2: Convert to fraction form
    2,110.03/3,165.45 = 649.06/x
  3. Step 3: Cross multiply
    2,110.03x = 3,165.45 × 649.06
  4. Step 4: Simplify right side
    2,110.03x = 2,054,566.98
  5. Step 5: Solve for x
    x = 2,054,566.98/2,110.03
  6. Step 6: Final answer
    x = 973.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.