Home / 9,061.42-13,576.64-7,086.30

Finding the Fourth Proportional to 9,061.42, 13,576.64 and 7,086.30

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Solution

The fourth proportional to 9,061.42, 13,576.64 and 7,086.30 is: 10,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.42 : 13,576.64 = 7,086.30 : x
  2. Step 2: Convert to fraction form
    9,061.42/13,576.64 = 7,086.30/x
  3. Step 3: Cross multiply
    9,061.42x = 13,576.64 × 7,086.30
  4. Step 4: Simplify right side
    9,061.42x = 96,208,144.03
  5. Step 5: Solve for x
    x = 96,208,144.03/9,061.42
  6. Step 6: Final answer
    x = 10,617.34

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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.