Home / 4,157.65-5,737.74-2,389.81

Finding the Fourth Proportional to 4,157.65, 5,737.74 and 2,389.81

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Solution

The fourth proportional to 4,157.65, 5,737.74 and 2,389.81 is: 3,298.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.65 : 5,737.74 = 2,389.81 : x
  2. Step 2: Convert to fraction form
    4,157.65/5,737.74 = 2,389.81/x
  3. Step 3: Cross multiply
    4,157.65x = 5,737.74 × 2,389.81
  4. Step 4: Simplify right side
    4,157.65x = 13,712,108.43
  5. Step 5: Solve for x
    x = 13,712,108.43/4,157.65
  6. Step 6: Final answer
    x = 3,298.04

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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.