Home / 4,498.92-6,745.80-1,378.10

Finding the Fourth Proportional to 4,498.92, 6,745.80 and 1,378.10

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Solution

The fourth proportional to 4,498.92, 6,745.80 and 1,378.10 is: 2,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,498.92 : 6,745.80 = 1,378.10 : x
  2. Step 2: Convert to fraction form
    4,498.92/6,745.80 = 1,378.10/x
  3. Step 3: Cross multiply
    4,498.92x = 6,745.80 × 1,378.10
  4. Step 4: Simplify right side
    4,498.92x = 9,296,353.25
  5. Step 5: Solve for x
    x = 9,296,353.25/4,498.92
  6. Step 6: Final answer
    x = 2,066.35

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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.