Home / 4,316.29-6,472.31-1,394.21

Finding the Fourth Proportional to 4,316.29, 6,472.31 and 1,394.21

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Solution

The fourth proportional to 4,316.29, 6,472.31 and 1,394.21 is: 2,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.29 : 6,472.31 = 1,394.21 : x
  2. Step 2: Convert to fraction form
    4,316.29/6,472.31 = 1,394.21/x
  3. Step 3: Cross multiply
    4,316.29x = 6,472.31 × 1,394.21
  4. Step 4: Simplify right side
    4,316.29x = 9,023,768.53
  5. Step 5: Solve for x
    x = 9,023,768.53/4,316.29
  6. Step 6: Final answer
    x = 2,090.63

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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.