Home / 9,116.34-13,666.35-3,568.38

Finding the Fourth Proportional to 9,116.34, 13,666.35 and 3,568.38

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Solution

The fourth proportional to 9,116.34, 13,666.35 and 3,568.38 is: 5,349.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.34 : 13,666.35 = 3,568.38 : x
  2. Step 2: Convert to fraction form
    9,116.34/13,666.35 = 3,568.38/x
  3. Step 3: Cross multiply
    9,116.34x = 13,666.35 × 3,568.38
  4. Step 4: Simplify right side
    9,116.34x = 48,766,730.01
  5. Step 5: Solve for x
    x = 48,766,730.01/9,116.34
  6. Step 6: Final answer
    x = 5,349.38

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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.