Home / 6,856.66-9,462.36-4,205.52

Finding the Fourth Proportional to 6,856.66, 9,462.36 and 4,205.52

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Solution

The fourth proportional to 6,856.66, 9,462.36 and 4,205.52 is: 5,803.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.66 : 9,462.36 = 4,205.52 : x
  2. Step 2: Convert to fraction form
    6,856.66/9,462.36 = 4,205.52/x
  3. Step 3: Cross multiply
    6,856.66x = 9,462.36 × 4,205.52
  4. Step 4: Simplify right side
    6,856.66x = 39,794,144.23
  5. Step 5: Solve for x
    x = 39,794,144.23/6,856.66
  6. Step 6: Final answer
    x = 5,803.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.