Home / 7,208.93-10,802.45-5,351.36

Finding the Fourth Proportional to 7,208.93, 10,802.45 and 5,351.36

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Solution

The fourth proportional to 7,208.93, 10,802.45 and 5,351.36 is: 8,018.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.93 : 10,802.45 = 5,351.36 : x
  2. Step 2: Convert to fraction form
    7,208.93/10,802.45 = 5,351.36/x
  3. Step 3: Cross multiply
    7,208.93x = 10,802.45 × 5,351.36
  4. Step 4: Simplify right side
    7,208.93x = 57,807,758.20
  5. Step 5: Solve for x
    x = 57,807,758.20/7,208.93
  6. Step 6: Final answer
    x = 8,018.91

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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.