Home / 3,445.56-4,745.16-3,434.76

Finding the Fourth Proportional to 3,445.56, 4,745.16 and 3,434.76

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Solution

The fourth proportional to 3,445.56, 4,745.16 and 3,434.76 is: 4,730.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.56 : 4,745.16 = 3,434.76 : x
  2. Step 2: Convert to fraction form
    3,445.56/4,745.16 = 3,434.76/x
  3. Step 3: Cross multiply
    3,445.56x = 4,745.16 × 3,434.76
  4. Step 4: Simplify right side
    3,445.56x = 16,298,485.76
  5. Step 5: Solve for x
    x = 16,298,485.76/3,445.56
  6. Step 6: Final answer
    x = 4,730.29

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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.