Home / 10,042.56-15,068.88-4,199.04

Finding the Fourth Proportional to 10,042.56, 15,068.88 and 4,199.04

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Solution

The fourth proportional to 10,042.56, 15,068.88 and 4,199.04 is: 6,300.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.56 : 15,068.88 = 4,199.04 : x
  2. Step 2: Convert to fraction form
    10,042.56/15,068.88 = 4,199.04/x
  3. Step 3: Cross multiply
    10,042.56x = 15,068.88 × 4,199.04
  4. Step 4: Simplify right side
    10,042.56x = 63,274,829.88
  5. Step 5: Solve for x
    x = 63,274,829.88/10,042.56
  6. Step 6: Final answer
    x = 6,300.67

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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.