Home / 5,403.02-8,103.20-2,070.59

Finding the Fourth Proportional to 5,403.02, 8,103.20 and 2,070.59

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Solution

The fourth proportional to 5,403.02, 8,103.20 and 2,070.59 is: 3,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.02 : 8,103.20 = 2,070.59 : x
  2. Step 2: Convert to fraction form
    5,403.02/8,103.20 = 2,070.59/x
  3. Step 3: Cross multiply
    5,403.02x = 8,103.20 × 2,070.59
  4. Step 4: Simplify right side
    5,403.02x = 16,778,354.02
  5. Step 5: Solve for x
    x = 16,778,354.02/5,403.02
  6. Step 6: Final answer
    x = 3,105.37

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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.