Home / 4,158.32-5,738.46-2,389.91

Finding the Fourth Proportional to 4,158.32, 5,738.46 and 2,389.91

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Solution

The fourth proportional to 4,158.32, 5,738.46 and 2,389.91 is: 3,298.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.32 : 5,738.46 = 2,389.91 : x
  2. Step 2: Convert to fraction form
    4,158.32/5,738.46 = 2,389.91/x
  3. Step 3: Cross multiply
    4,158.32x = 5,738.46 × 2,389.91
  4. Step 4: Simplify right side
    4,158.32x = 13,714,374.25
  5. Step 5: Solve for x
    x = 13,714,374.25/4,158.32
  6. Step 6: Final answer
    x = 3,298.06

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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.