Home / 7,974.48-11,004.80-4,437.72

Finding the Fourth Proportional to 7,974.48, 11,004.80 and 4,437.72

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Solution

The fourth proportional to 7,974.48, 11,004.80 and 4,437.72 is: 6,124.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.48 : 11,004.80 = 4,437.72 : x
  2. Step 2: Convert to fraction form
    7,974.48/11,004.80 = 4,437.72/x
  3. Step 3: Cross multiply
    7,974.48x = 11,004.80 × 4,437.72
  4. Step 4: Simplify right side
    7,974.48x = 48,836,221.06
  5. Step 5: Solve for x
    x = 48,836,221.06/7,974.48
  6. Step 6: Final answer
    x = 6,124.06

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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.