Home / 4,162.24-6,242.52-1,239.92

Finding the Fourth Proportional to 4,162.24, 6,242.52 and 1,239.92

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Solution

The fourth proportional to 4,162.24, 6,242.52 and 1,239.92 is: 1,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.24 : 6,242.52 = 1,239.92 : x
  2. Step 2: Convert to fraction form
    4,162.24/6,242.52 = 1,239.92/x
  3. Step 3: Cross multiply
    4,162.24x = 6,242.52 × 1,239.92
  4. Step 4: Simplify right side
    4,162.24x = 7,740,225.40
  5. Step 5: Solve for x
    x = 7,740,225.40/4,162.24
  6. Step 6: Final answer
    x = 1,859.63

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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.