Home / 7,387.34-11,054.97-4,615.31

Finding the Fourth Proportional to 7,387.34, 11,054.97 and 4,615.31

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Solution

The fourth proportional to 7,387.34, 11,054.97 and 4,615.31 is: 6,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.34 : 11,054.97 = 4,615.31 : x
  2. Step 2: Convert to fraction form
    7,387.34/11,054.97 = 4,615.31/x
  3. Step 3: Cross multiply
    7,387.34x = 11,054.97 × 4,615.31
  4. Step 4: Simplify right side
    7,387.34x = 51,022,141.23
  5. Step 5: Solve for x
    x = 51,022,141.23/7,387.34
  6. Step 6: Final answer
    x = 6,906.70

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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.