Home / 5,380.02-8,070.54-2,003.70

Finding the Fourth Proportional to 5,380.02, 8,070.54 and 2,003.70

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Solution

The fourth proportional to 5,380.02, 8,070.54 and 2,003.70 is: 3,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.02 : 8,070.54 = 2,003.70 : x
  2. Step 2: Convert to fraction form
    5,380.02/8,070.54 = 2,003.70/x
  3. Step 3: Cross multiply
    5,380.02x = 8,070.54 × 2,003.70
  4. Step 4: Simplify right side
    5,380.02x = 16,170,941.00
  5. Step 5: Solve for x
    x = 16,170,941.00/5,380.02
  6. Step 6: Final answer
    x = 3,005.74

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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.