Home / 5,403.71-8,104.66-2,070.36

Finding the Fourth Proportional to 5,403.71, 8,104.66 and 2,070.36

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Solution

The fourth proportional to 5,403.71, 8,104.66 and 2,070.36 is: 3,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.71 : 8,104.66 = 2,070.36 : x
  2. Step 2: Convert to fraction form
    5,403.71/8,104.66 = 2,070.36/x
  3. Step 3: Cross multiply
    5,403.71x = 8,104.66 × 2,070.36
  4. Step 4: Simplify right side
    5,403.71x = 16,779,558.70
  5. Step 5: Solve for x
    x = 16,779,558.70/5,403.71
  6. Step 6: Final answer
    x = 3,105.19

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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.