Home / 6,789.34-9,371.58-4,275.66

Finding the Fourth Proportional to 6,789.34, 9,371.58 and 4,275.66

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Solution

The fourth proportional to 6,789.34, 9,371.58 and 4,275.66 is: 5,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.34 : 9,371.58 = 4,275.66 : x
  2. Step 2: Convert to fraction form
    6,789.34/9,371.58 = 4,275.66/x
  3. Step 3: Cross multiply
    6,789.34x = 9,371.58 × 4,275.66
  4. Step 4: Simplify right side
    6,789.34x = 40,069,670.63
  5. Step 5: Solve for x
    x = 40,069,670.63/6,789.34
  6. Step 6: Final answer
    x = 5,901.85

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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.