Home / 5,355.32-8,033.13-1,657.62

Finding the Fourth Proportional to 5,355.32, 8,033.13 and 1,657.62

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Solution

The fourth proportional to 5,355.32, 8,033.13 and 1,657.62 is: 2,486.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.32 : 8,033.13 = 1,657.62 : x
  2. Step 2: Convert to fraction form
    5,355.32/8,033.13 = 1,657.62/x
  3. Step 3: Cross multiply
    5,355.32x = 8,033.13 × 1,657.62
  4. Step 4: Simplify right side
    5,355.32x = 13,315,876.95
  5. Step 5: Solve for x
    x = 13,315,876.95/5,355.32
  6. Step 6: Final answer
    x = 2,486.48

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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.