Home / 5,230.42-7,835.10-2,917.06

Finding the Fourth Proportional to 5,230.42, 7,835.10 and 2,917.06

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Solution

The fourth proportional to 5,230.42, 7,835.10 and 2,917.06 is: 4,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.42 : 7,835.10 = 2,917.06 : x
  2. Step 2: Convert to fraction form
    5,230.42/7,835.10 = 2,917.06/x
  3. Step 3: Cross multiply
    5,230.42x = 7,835.10 × 2,917.06
  4. Step 4: Simplify right side
    5,230.42x = 22,855,456.81
  5. Step 5: Solve for x
    x = 22,855,456.81/5,230.42
  6. Step 6: Final answer
    x = 4,369.72

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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.