Home / 2,932.87-4,038.39-2,697.77

Finding the Fourth Proportional to 2,932.87, 4,038.39 and 2,697.77

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Solution

The fourth proportional to 2,932.87, 4,038.39 and 2,697.77 is: 3,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.87 : 4,038.39 = 2,697.77 : x
  2. Step 2: Convert to fraction form
    2,932.87/4,038.39 = 2,697.77/x
  3. Step 3: Cross multiply
    2,932.87x = 4,038.39 × 2,697.77
  4. Step 4: Simplify right side
    2,932.87x = 10,894,647.39
  5. Step 5: Solve for x
    x = 10,894,647.39/2,932.87
  6. Step 6: Final answer
    x = 3,714.67

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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.