Home / 5,355.31-8,033.48-1,845.18

Finding the Fourth Proportional to 5,355.31, 8,033.48 and 1,845.18

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Solution

The fourth proportional to 5,355.31, 8,033.48 and 1,845.18 is: 2,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.31 : 8,033.48 = 1,845.18 : x
  2. Step 2: Convert to fraction form
    5,355.31/8,033.48 = 1,845.18/x
  3. Step 3: Cross multiply
    5,355.31x = 8,033.48 × 1,845.18
  4. Step 4: Simplify right side
    5,355.31x = 14,823,216.63
  5. Step 5: Solve for x
    x = 14,823,216.63/5,355.31
  6. Step 6: Final answer
    x = 2,767.95

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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.