Home / 4,242.20-6,369.80-4,055.01

Finding the Fourth Proportional to 4,242.20, 6,369.80 and 4,055.01

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Solution

The fourth proportional to 4,242.20, 6,369.80 and 4,055.01 is: 6,088.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.20 : 6,369.80 = 4,055.01 : x
  2. Step 2: Convert to fraction form
    4,242.20/6,369.80 = 4,055.01/x
  3. Step 3: Cross multiply
    4,242.20x = 6,369.80 × 4,055.01
  4. Step 4: Simplify right side
    4,242.20x = 25,829,582.42
  5. Step 5: Solve for x
    x = 25,829,582.42/4,242.20
  6. Step 6: Final answer
    x = 6,088.73

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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.