Home / 5,052.13-7,576.32-2,128.84

Finding the Fourth Proportional to 5,052.13, 7,576.32 and 2,128.84

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Solution

The fourth proportional to 5,052.13, 7,576.32 and 2,128.84 is: 3,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.13 : 7,576.32 = 2,128.84 : x
  2. Step 2: Convert to fraction form
    5,052.13/7,576.32 = 2,128.84/x
  3. Step 3: Cross multiply
    5,052.13x = 7,576.32 × 2,128.84
  4. Step 4: Simplify right side
    5,052.13x = 16,128,773.07
  5. Step 5: Solve for x
    x = 16,128,773.07/5,052.13
  6. Step 6: Final answer
    x = 3,192.47

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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.