Home / 6,712.58-10,070.67-2,815.94

Finding the Fourth Proportional to 6,712.58, 10,070.67 and 2,815.94

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Solution

The fourth proportional to 6,712.58, 10,070.67 and 2,815.94 is: 4,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.58 : 10,070.67 = 2,815.94 : x
  2. Step 2: Convert to fraction form
    6,712.58/10,070.67 = 2,815.94/x
  3. Step 3: Cross multiply
    6,712.58x = 10,070.67 × 2,815.94
  4. Step 4: Simplify right side
    6,712.58x = 28,358,402.48
  5. Step 5: Solve for x
    x = 28,358,402.48/6,712.58
  6. Step 6: Final answer
    x = 4,224.67

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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.