Home / 7,516.91-10,361.35-5,921.03

Finding the Fourth Proportional to 7,516.91, 10,361.35 and 5,921.03

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Solution

The fourth proportional to 7,516.91, 10,361.35 and 5,921.03 is: 8,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.91 : 10,361.35 = 5,921.03 : x
  2. Step 2: Convert to fraction form
    7,516.91/10,361.35 = 5,921.03/x
  3. Step 3: Cross multiply
    7,516.91x = 10,361.35 × 5,921.03
  4. Step 4: Simplify right side
    7,516.91x = 61,349,864.19
  5. Step 5: Solve for x
    x = 61,349,864.19/7,516.91
  6. Step 6: Final answer
    x = 8,161.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.