Home / 1,486.09-2,227.80-1,357.67

Finding the Fourth Proportional to 1,486.09, 2,227.80 and 1,357.67

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Solution

The fourth proportional to 1,486.09, 2,227.80 and 1,357.67 is: 2,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.09 : 2,227.80 = 1,357.67 : x
  2. Step 2: Convert to fraction form
    1,486.09/2,227.80 = 1,357.67/x
  3. Step 3: Cross multiply
    1,486.09x = 2,227.80 × 1,357.67
  4. Step 4: Simplify right side
    1,486.09x = 3,024,617.23
  5. Step 5: Solve for x
    x = 3,024,617.23/1,486.09
  6. Step 6: Final answer
    x = 2,035.29

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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.