Home / 10,419.03-15,630.98-3,023.64

Finding the Fourth Proportional to 10,419.03, 15,630.98 and 3,023.64

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Solution

The fourth proportional to 10,419.03, 15,630.98 and 3,023.64 is: 4,536.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.03 : 15,630.98 = 3,023.64 : x
  2. Step 2: Convert to fraction form
    10,419.03/15,630.98 = 3,023.64/x
  3. Step 3: Cross multiply
    10,419.03x = 15,630.98 × 3,023.64
  4. Step 4: Simplify right side
    10,419.03x = 47,262,441.25
  5. Step 5: Solve for x
    x = 47,262,441.25/10,419.03
  6. Step 6: Final answer
    x = 4,536.17

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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.