Home / 7,403.49-11,095.52-3,509.01

Finding the Fourth Proportional to 7,403.49, 11,095.52 and 3,509.01

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Solution

The fourth proportional to 7,403.49, 11,095.52 and 3,509.01 is: 5,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.49 : 11,095.52 = 3,509.01 : x
  2. Step 2: Convert to fraction form
    7,403.49/11,095.52 = 3,509.01/x
  3. Step 3: Cross multiply
    7,403.49x = 11,095.52 × 3,509.01
  4. Step 4: Simplify right side
    7,403.49x = 38,934,273.09
  5. Step 5: Solve for x
    x = 38,934,273.09/7,403.49
  6. Step 6: Final answer
    x = 5,258.91

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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.