Home / 5,161.84-7,123.37-2,924.16

Finding the Fourth Proportional to 5,161.84, 7,123.37 and 2,924.16

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Solution

The fourth proportional to 5,161.84, 7,123.37 and 2,924.16 is: 4,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.84 : 7,123.37 = 2,924.16 : x
  2. Step 2: Convert to fraction form
    5,161.84/7,123.37 = 2,924.16/x
  3. Step 3: Cross multiply
    5,161.84x = 7,123.37 × 2,924.16
  4. Step 4: Simplify right side
    5,161.84x = 20,829,873.62
  5. Step 5: Solve for x
    x = 20,829,873.62/5,161.84
  6. Step 6: Final answer
    x = 4,035.36

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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.