Home / 10,112.19-15,168.28-4,702.02

Finding the Fourth Proportional to 10,112.19, 15,168.28 and 4,702.02

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Solution

The fourth proportional to 10,112.19, 15,168.28 and 4,702.02 is: 7,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.19 : 15,168.28 = 4,702.02 : x
  2. Step 2: Convert to fraction form
    10,112.19/15,168.28 = 4,702.02/x
  3. Step 3: Cross multiply
    10,112.19x = 15,168.28 × 4,702.02
  4. Step 4: Simplify right side
    10,112.19x = 71,321,582.09
  5. Step 5: Solve for x
    x = 71,321,582.09/10,112.19
  6. Step 6: Final answer
    x = 7,053.03

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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.