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Finding the Fourth Proportional to 5,739.36, 7,924.08 and 4,410.72

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Solution

The fourth proportional to 5,739.36, 7,924.08 and 4,410.72 is: 6,089.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.36 : 7,924.08 = 4,410.72 : x
  2. Step 2: Convert to fraction form
    5,739.36/7,924.08 = 4,410.72/x
  3. Step 3: Cross multiply
    5,739.36x = 7,924.08 × 4,410.72
  4. Step 4: Simplify right side
    5,739.36x = 34,950,898.14
  5. Step 5: Solve for x
    x = 34,950,898.14/5,739.36
  6. Step 6: Final answer
    x = 6,089.69

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1.5x scale

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.