Home / 7,176.37-9,902.51-4,152.01

Finding the Fourth Proportional to 7,176.37, 9,902.51 and 4,152.01

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Solution

The fourth proportional to 7,176.37, 9,902.51 and 4,152.01 is: 5,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.37 : 9,902.51 = 4,152.01 : x
  2. Step 2: Convert to fraction form
    7,176.37/9,902.51 = 4,152.01/x
  3. Step 3: Cross multiply
    7,176.37x = 9,902.51 × 4,152.01
  4. Step 4: Simplify right side
    7,176.37x = 41,115,299.79
  5. Step 5: Solve for x
    x = 41,115,299.79/7,176.37
  6. Step 6: Final answer
    x = 5,729.26

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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.