Home / 6,316.56-9,476.16-2,156.88

Finding the Fourth Proportional to 6,316.56, 9,476.16 and 2,156.88

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Solution

The fourth proportional to 6,316.56, 9,476.16 and 2,156.88 is: 3,235.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.56 : 9,476.16 = 2,156.88 : x
  2. Step 2: Convert to fraction form
    6,316.56/9,476.16 = 2,156.88/x
  3. Step 3: Cross multiply
    6,316.56x = 9,476.16 × 2,156.88
  4. Step 4: Simplify right side
    6,316.56x = 20,438,939.98
  5. Step 5: Solve for x
    x = 20,438,939.98/6,316.56
  6. Step 6: Final answer
    x = 3,235.77

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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.