Home / 4,288.26-6,432.52-1,210.26

Finding the Fourth Proportional to 4,288.26, 6,432.52 and 1,210.26

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Solution

The fourth proportional to 4,288.26, 6,432.52 and 1,210.26 is: 1,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.26 : 6,432.52 = 1,210.26 : x
  2. Step 2: Convert to fraction form
    4,288.26/6,432.52 = 1,210.26/x
  3. Step 3: Cross multiply
    4,288.26x = 6,432.52 × 1,210.26
  4. Step 4: Simplify right side
    4,288.26x = 7,785,021.66
  5. Step 5: Solve for x
    x = 7,785,021.66/4,288.26
  6. Step 6: Final answer
    x = 1,815.43

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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.