Home / 4,314.30-6,467.49-1,391.10

Finding the Fourth Proportional to 4,314.30, 6,467.49 and 1,391.10

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Solution

The fourth proportional to 4,314.30, 6,467.49 and 1,391.10 is: 2,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314.30 : 6,467.49 = 1,391.10 : x
  2. Step 2: Convert to fraction form
    4,314.30/6,467.49 = 1,391.10/x
  3. Step 3: Cross multiply
    4,314.30x = 6,467.49 × 1,391.10
  4. Step 4: Simplify right side
    4,314.30x = 8,996,925.34
  5. Step 5: Solve for x
    x = 8,996,925.34/4,314.30
  6. Step 6: Final answer
    x = 2,085.37

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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.