Home / 3,442.29-4,745.14-2,113.68

Finding the Fourth Proportional to 3,442.29, 4,745.14 and 2,113.68

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Solution

The fourth proportional to 3,442.29, 4,745.14 and 2,113.68 is: 2,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.29 : 4,745.14 = 2,113.68 : x
  2. Step 2: Convert to fraction form
    3,442.29/4,745.14 = 2,113.68/x
  3. Step 3: Cross multiply
    3,442.29x = 4,745.14 × 2,113.68
  4. Step 4: Simplify right side
    3,442.29x = 10,029,707.52
  5. Step 5: Solve for x
    x = 10,029,707.52/3,442.29
  6. Step 6: Final answer
    x = 2,913.67

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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.