Home / 9,090.42-13,635.72-2,516.66

Finding the Fourth Proportional to 9,090.42, 13,635.72 and 2,516.66

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Solution

The fourth proportional to 9,090.42, 13,635.72 and 2,516.66 is: 3,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.42 : 13,635.72 = 2,516.66 : x
  2. Step 2: Convert to fraction form
    9,090.42/13,635.72 = 2,516.66/x
  3. Step 3: Cross multiply
    9,090.42x = 13,635.72 × 2,516.66
  4. Step 4: Simplify right side
    9,090.42x = 34,316,471.10
  5. Step 5: Solve for x
    x = 34,316,471.10/9,090.42
  6. Step 6: Final answer
    x = 3,775.01

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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.