Home / 5,052.72-7,578.36-2,130.96

Finding the Fourth Proportional to 5,052.72, 7,578.36 and 2,130.96

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Solution

The fourth proportional to 5,052.72, 7,578.36 and 2,130.96 is: 3,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.72 : 7,578.36 = 2,130.96 : x
  2. Step 2: Convert to fraction form
    5,052.72/7,578.36 = 2,130.96/x
  3. Step 3: Cross multiply
    5,052.72x = 7,578.36 × 2,130.96
  4. Step 4: Simplify right side
    5,052.72x = 16,149,182.03
  5. Step 5: Solve for x
    x = 16,149,182.03/5,052.72
  6. Step 6: Final answer
    x = 3,196.14

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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.