Home / 5,089.39-7,635.18-1,579.32

Finding the Fourth Proportional to 5,089.39, 7,635.18 and 1,579.32

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Solution

The fourth proportional to 5,089.39, 7,635.18 and 1,579.32 is: 2,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.39 : 7,635.18 = 1,579.32 : x
  2. Step 2: Convert to fraction form
    5,089.39/7,635.18 = 1,579.32/x
  3. Step 3: Cross multiply
    5,089.39x = 7,635.18 × 1,579.32
  4. Step 4: Simplify right side
    5,089.39x = 12,058,384.58
  5. Step 5: Solve for x
    x = 12,058,384.58/5,089.39
  6. Step 6: Final answer
    x = 2,369.32

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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.