Home / 5,088.78-7,633.18-1,579.56

Finding the Fourth Proportional to 5,088.78, 7,633.18 and 1,579.56

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Solution

The fourth proportional to 5,088.78, 7,633.18 and 1,579.56 is: 2,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.78 : 7,633.18 = 1,579.56 : x
  2. Step 2: Convert to fraction form
    5,088.78/7,633.18 = 1,579.56/x
  3. Step 3: Cross multiply
    5,088.78x = 7,633.18 × 1,579.56
  4. Step 4: Simplify right side
    5,088.78x = 12,057,065.80
  5. Step 5: Solve for x
    x = 12,057,065.80/5,088.78
  6. Step 6: Final answer
    x = 2,369.34

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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.