Home / 10,068.45-15,102.66-2,572.01

Finding the Fourth Proportional to 10,068.45, 15,102.66 and 2,572.01

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Solution

The fourth proportional to 10,068.45, 15,102.66 and 2,572.01 is: 3,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.45 : 15,102.66 = 2,572.01 : x
  2. Step 2: Convert to fraction form
    10,068.45/15,102.66 = 2,572.01/x
  3. Step 3: Cross multiply
    10,068.45x = 15,102.66 × 2,572.01
  4. Step 4: Simplify right side
    10,068.45x = 38,844,192.55
  5. Step 5: Solve for x
    x = 38,844,192.55/10,068.45
  6. Step 6: Final answer
    x = 3,858.01

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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.