Home / 4,291.26-6,437.02-1,213.26

Finding the Fourth Proportional to 4,291.26, 6,437.02 and 1,213.26

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Solution

The fourth proportional to 4,291.26, 6,437.02 and 1,213.26 is: 1,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.26 : 6,437.02 = 1,213.26 : x
  2. Step 2: Convert to fraction form
    4,291.26/6,437.02 = 1,213.26/x
  3. Step 3: Cross multiply
    4,291.26x = 6,437.02 × 1,213.26
  4. Step 4: Simplify right side
    4,291.26x = 7,809,778.89
  5. Step 5: Solve for x
    x = 7,809,778.89/4,291.26
  6. Step 6: Final answer
    x = 1,819.93

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Double scale
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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.