Home / 11,208.47-15,473.90-6,733.31

Finding the Fourth Proportional to 11,208.47, 15,473.90 and 6,733.31

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Solution

The fourth proportional to 11,208.47, 15,473.90 and 6,733.31 is: 9,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.47 : 15,473.90 = 6,733.31 : x
  2. Step 2: Convert to fraction form
    11,208.47/15,473.90 = 6,733.31/x
  3. Step 3: Cross multiply
    11,208.47x = 15,473.90 × 6,733.31
  4. Step 4: Simplify right side
    11,208.47x = 104,190,621.13
  5. Step 5: Solve for x
    x = 104,190,621.13/11,208.47
  6. Step 6: Final answer
    x = 9,295.70

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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.