Home / 6,456.19-9,683.12-1,712.38

Finding the Fourth Proportional to 6,456.19, 9,683.12 and 1,712.38

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Solution

The fourth proportional to 6,456.19, 9,683.12 and 1,712.38 is: 2,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.19 : 9,683.12 = 1,712.38 : x
  2. Step 2: Convert to fraction form
    6,456.19/9,683.12 = 1,712.38/x
  3. Step 3: Cross multiply
    6,456.19x = 9,683.12 × 1,712.38
  4. Step 4: Simplify right side
    6,456.19x = 16,581,181.03
  5. Step 5: Solve for x
    x = 16,581,181.03/6,456.19
  6. Step 6: Final answer
    x = 2,568.26

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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.