Home / 10,498.36-15,747.51-7,201.46

Finding the Fourth Proportional to 10,498.36, 15,747.51 and 7,201.46

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Solution

The fourth proportional to 10,498.36, 15,747.51 and 7,201.46 is: 10,802.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498.36 : 15,747.51 = 7,201.46 : x
  2. Step 2: Convert to fraction form
    10,498.36/15,747.51 = 7,201.46/x
  3. Step 3: Cross multiply
    10,498.36x = 15,747.51 × 7,201.46
  4. Step 4: Simplify right side
    10,498.36x = 113,405,063.36
  5. Step 5: Solve for x
    x = 113,405,063.36/10,498.36
  6. Step 6: Final answer
    x = 10,802.17

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1.5x scale

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.