Home / 11,330.98-15,631.73-7,550.46

Finding the Fourth Proportional to 11,330.98, 15,631.73 and 7,550.46

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Solution

The fourth proportional to 11,330.98, 15,631.73 and 7,550.46 is: 10,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.98 : 15,631.73 = 7,550.46 : x
  2. Step 2: Convert to fraction form
    11,330.98/15,631.73 = 7,550.46/x
  3. Step 3: Cross multiply
    11,330.98x = 15,631.73 × 7,550.46
  4. Step 4: Simplify right side
    11,330.98x = 118,026,742.66
  5. Step 5: Solve for x
    x = 118,026,742.66/11,330.98
  6. Step 6: Final answer
    x = 10,416.29

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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.