Home / 6,316.28-9,474.84-2,618.66

Finding the Fourth Proportional to 6,316.28, 9,474.84 and 2,618.66

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Solution

The fourth proportional to 6,316.28, 9,474.84 and 2,618.66 is: 3,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.28 : 9,474.84 = 2,618.66 : x
  2. Step 2: Convert to fraction form
    6,316.28/9,474.84 = 2,618.66/x
  3. Step 3: Cross multiply
    6,316.28x = 9,474.84 × 2,618.66
  4. Step 4: Simplify right side
    6,316.28x = 24,811,384.51
  5. Step 5: Solve for x
    x = 24,811,384.51/6,316.28
  6. Step 6: Final answer
    x = 3,928.16

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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.