Home / 6,865.90-10,298.86-1,671.73

Finding the Fourth Proportional to 6,865.90, 10,298.86 and 1,671.73

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Solution

The fourth proportional to 6,865.90, 10,298.86 and 1,671.73 is: 2,507.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.90 : 10,298.86 = 1,671.73 : x
  2. Step 2: Convert to fraction form
    6,865.90/10,298.86 = 1,671.73/x
  3. Step 3: Cross multiply
    6,865.90x = 10,298.86 × 1,671.73
  4. Step 4: Simplify right side
    6,865.90x = 17,216,883.30
  5. Step 5: Solve for x
    x = 17,216,883.30/6,865.90
  6. Step 6: Final answer
    x = 2,507.59

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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.