Home / 6,316.82-8,717.29-3,484.20

Finding the Fourth Proportional to 6,316.82, 8,717.29 and 3,484.20

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Solution

The fourth proportional to 6,316.82, 8,717.29 and 3,484.20 is: 4,808.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.82 : 8,717.29 = 3,484.20 : x
  2. Step 2: Convert to fraction form
    6,316.82/8,717.29 = 3,484.20/x
  3. Step 3: Cross multiply
    6,316.82x = 8,717.29 × 3,484.20
  4. Step 4: Simplify right side
    6,316.82x = 30,372,773.11
  5. Step 5: Solve for x
    x = 30,372,773.11/6,316.82
  6. Step 6: Final answer
    x = 4,808.24

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1.5x scale

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.