Home / 7,025.19-10,530.45-2,863.47

Finding the Fourth Proportional to 7,025.19, 10,530.45 and 2,863.47

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Solution

The fourth proportional to 7,025.19, 10,530.45 and 2,863.47 is: 4,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.19 : 10,530.45 = 2,863.47 : x
  2. Step 2: Convert to fraction form
    7,025.19/10,530.45 = 2,863.47/x
  3. Step 3: Cross multiply
    7,025.19x = 10,530.45 × 2,863.47
  4. Step 4: Simplify right side
    7,025.19x = 30,153,627.66
  5. Step 5: Solve for x
    x = 30,153,627.66/7,025.19
  6. Step 6: Final answer
    x = 4,292.22

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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.