Home / 4,992.39-6,889.95-3,002.67

Finding the Fourth Proportional to 4,992.39, 6,889.95 and 3,002.67

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Solution

The fourth proportional to 4,992.39, 6,889.95 and 3,002.67 is: 4,143.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.39 : 6,889.95 = 3,002.67 : x
  2. Step 2: Convert to fraction form
    4,992.39/6,889.95 = 3,002.67/x
  3. Step 3: Cross multiply
    4,992.39x = 6,889.95 × 3,002.67
  4. Step 4: Simplify right side
    4,992.39x = 20,688,246.17
  5. Step 5: Solve for x
    x = 20,688,246.17/4,992.39
  6. Step 6: Final answer
    x = 4,143.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.