Home / 7,973.91-11,003.85-4,437.09

Finding the Fourth Proportional to 7,973.91, 11,003.85 and 4,437.09

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Solution

The fourth proportional to 7,973.91, 11,003.85 and 4,437.09 is: 6,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.91 : 11,003.85 = 4,437.09 : x
  2. Step 2: Convert to fraction form
    7,973.91/11,003.85 = 4,437.09/x
  3. Step 3: Cross multiply
    7,973.91x = 11,003.85 × 4,437.09
  4. Step 4: Simplify right side
    7,973.91x = 48,825,072.80
  5. Step 5: Solve for x
    x = 48,825,072.80/7,973.91
  6. Step 6: Final answer
    x = 6,123.10

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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.