Home / 2,887.35-4,327.92-1,244.67

Finding the Fourth Proportional to 2,887.35, 4,327.92 and 1,244.67

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Solution

The fourth proportional to 2,887.35, 4,327.92 and 1,244.67 is: 1,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.35 : 4,327.92 = 1,244.67 : x
  2. Step 2: Convert to fraction form
    2,887.35/4,327.92 = 1,244.67/x
  3. Step 3: Cross multiply
    2,887.35x = 4,327.92 × 1,244.67
  4. Step 4: Simplify right side
    2,887.35x = 5,386,832.19
  5. Step 5: Solve for x
    x = 5,386,832.19/2,887.35
  6. Step 6: Final answer
    x = 1,865.67

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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.