Home / 7,070.73-10,610.18-3,785.66

Finding the Fourth Proportional to 7,070.73, 10,610.18 and 3,785.66

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Solution

The fourth proportional to 7,070.73, 10,610.18 and 3,785.66 is: 5,680.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.73 : 10,610.18 = 3,785.66 : x
  2. Step 2: Convert to fraction form
    7,070.73/10,610.18 = 3,785.66/x
  3. Step 3: Cross multiply
    7,070.73x = 10,610.18 × 3,785.66
  4. Step 4: Simplify right side
    7,070.73x = 40,166,462.04
  5. Step 5: Solve for x
    x = 40,166,462.04/7,070.73
  6. Step 6: Final answer
    x = 5,680.67

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1.5x scale

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.