Home / 7,435.48-11,141.38-3,925.36

Finding the Fourth Proportional to 7,435.48, 11,141.38 and 3,925.36

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Solution

The fourth proportional to 7,435.48, 11,141.38 and 3,925.36 is: 5,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.48 : 11,141.38 = 3,925.36 : x
  2. Step 2: Convert to fraction form
    7,435.48/11,141.38 = 3,925.36/x
  3. Step 3: Cross multiply
    7,435.48x = 11,141.38 × 3,925.36
  4. Step 4: Simplify right side
    7,435.48x = 43,733,927.40
  5. Step 5: Solve for x
    x = 43,733,927.40/7,435.48
  6. Step 6: Final answer
    x = 5,881.79

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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.