Home / 7,993.07-11,030.81-4,456.30

Finding the Fourth Proportional to 7,993.07, 11,030.81 and 4,456.30

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Solution

The fourth proportional to 7,993.07, 11,030.81 and 4,456.30 is: 6,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.07 : 11,030.81 = 4,456.30 : x
  2. Step 2: Convert to fraction form
    7,993.07/11,030.81 = 4,456.30/x
  3. Step 3: Cross multiply
    7,993.07x = 11,030.81 × 4,456.30
  4. Step 4: Simplify right side
    7,993.07x = 49,156,576.32
  5. Step 5: Solve for x
    x = 49,156,576.32/7,993.07
  6. Step 6: Final answer
    x = 6,149.90

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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.