Home / 7,424.93-11,133.90-4,305.82

Finding the Fourth Proportional to 7,424.93, 11,133.90 and 4,305.82

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Solution

The fourth proportional to 7,424.93, 11,133.90 and 4,305.82 is: 6,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.93 : 11,133.90 = 4,305.82 : x
  2. Step 2: Convert to fraction form
    7,424.93/11,133.90 = 4,305.82/x
  3. Step 3: Cross multiply
    7,424.93x = 11,133.90 × 4,305.82
  4. Step 4: Simplify right side
    7,424.93x = 47,940,569.30
  5. Step 5: Solve for x
    x = 47,940,569.30/7,424.93
  6. Step 6: Final answer
    x = 6,456.70

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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.