Home / 5,543.10-8,314.80-1,383.08

Finding the Fourth Proportional to 5,543.10, 8,314.80 and 1,383.08

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Solution

The fourth proportional to 5,543.10, 8,314.80 and 1,383.08 is: 2,074.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.10 : 8,314.80 = 1,383.08 : x
  2. Step 2: Convert to fraction form
    5,543.10/8,314.80 = 1,383.08/x
  3. Step 3: Cross multiply
    5,543.10x = 8,314.80 × 1,383.08
  4. Step 4: Simplify right side
    5,543.10x = 11,500,033.58
  5. Step 5: Solve for x
    x = 11,500,033.58/5,543.10
  6. Step 6: Final answer
    x = 2,074.66

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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.