Home / 7,123.32-9,833.30-4,896.70

Finding the Fourth Proportional to 7,123.32, 9,833.30 and 4,896.70

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Solution

The fourth proportional to 7,123.32, 9,833.30 and 4,896.70 is: 6,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123.32 : 9,833.30 = 4,896.70 : x
  2. Step 2: Convert to fraction form
    7,123.32/9,833.30 = 4,896.70/x
  3. Step 3: Cross multiply
    7,123.32x = 9,833.30 × 4,896.70
  4. Step 4: Simplify right side
    7,123.32x = 48,150,720.11
  5. Step 5: Solve for x
    x = 48,150,720.11/7,123.32
  6. Step 6: Final answer
    x = 6,759.59

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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.