Home / 5,089.28-7,635.01-1,579.21

Finding the Fourth Proportional to 5,089.28, 7,635.01 and 1,579.21

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Solution

The fourth proportional to 5,089.28, 7,635.01 and 1,579.21 is: 2,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.28 : 7,635.01 = 1,579.21 : x
  2. Step 2: Convert to fraction form
    5,089.28/7,635.01 = 1,579.21/x
  3. Step 3: Cross multiply
    5,089.28x = 7,635.01 × 1,579.21
  4. Step 4: Simplify right side
    5,089.28x = 12,057,280.19
  5. Step 5: Solve for x
    x = 12,057,280.19/5,089.28
  6. Step 6: Final answer
    x = 2,369.15

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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.