Home / 7,073.74-10,610.67-2,143.77

Finding the Fourth Proportional to 7,073.74, 10,610.67 and 2,143.77

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Solution

The fourth proportional to 7,073.74, 10,610.67 and 2,143.77 is: 3,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.74 : 10,610.67 = 2,143.77 : x
  2. Step 2: Convert to fraction form
    7,073.74/10,610.67 = 2,143.77/x
  3. Step 3: Cross multiply
    7,073.74x = 10,610.67 × 2,143.77
  4. Step 4: Simplify right side
    7,073.74x = 22,746,836.03
  5. Step 5: Solve for x
    x = 22,746,836.03/7,073.74
  6. Step 6: Final answer
    x = 3,215.67

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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.