Home / 6,316.58-8,716.67-3,484.07

Finding the Fourth Proportional to 6,316.58, 8,716.67 and 3,484.07

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Solution

The fourth proportional to 6,316.58, 8,716.67 and 3,484.07 is: 4,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.58 : 8,716.67 = 3,484.07 : x
  2. Step 2: Convert to fraction form
    6,316.58/8,716.67 = 3,484.07/x
  3. Step 3: Cross multiply
    6,316.58x = 8,716.67 × 3,484.07
  4. Step 4: Simplify right side
    6,316.58x = 30,369,473.20
  5. Step 5: Solve for x
    x = 30,369,473.20/6,316.58
  6. Step 6: Final answer
    x = 4,807.90

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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.