Home / 4,152.69-6,228.99-1,231.02

Finding the Fourth Proportional to 4,152.69, 6,228.99 and 1,231.02

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Solution

The fourth proportional to 4,152.69, 6,228.99 and 1,231.02 is: 1,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.69 : 6,228.99 = 1,231.02 : x
  2. Step 2: Convert to fraction form
    4,152.69/6,228.99 = 1,231.02/x
  3. Step 3: Cross multiply
    4,152.69x = 6,228.99 × 1,231.02
  4. Step 4: Simplify right side
    4,152.69x = 7,668,011.27
  5. Step 5: Solve for x
    x = 7,668,011.27/4,152.69
  6. Step 6: Final answer
    x = 1,846.52

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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.