Home / 6,785.02-10,171.45-2,887.30

Finding the Fourth Proportional to 6,785.02, 10,171.45 and 2,887.30

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Solution

The fourth proportional to 6,785.02, 10,171.45 and 2,887.30 is: 4,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.02 : 10,171.45 = 2,887.30 : x
  2. Step 2: Convert to fraction form
    6,785.02/10,171.45 = 2,887.30/x
  3. Step 3: Cross multiply
    6,785.02x = 10,171.45 × 2,887.30
  4. Step 4: Simplify right side
    6,785.02x = 29,368,027.59
  5. Step 5: Solve for x
    x = 29,368,027.59/6,785.02
  6. Step 6: Final answer
    x = 4,328.36

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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.