Home / 7,374.08-11,057.28-3,477.44

Finding the Fourth Proportional to 7,374.08, 11,057.28 and 3,477.44

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Solution

The fourth proportional to 7,374.08, 11,057.28 and 3,477.44 is: 5,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.08 : 11,057.28 = 3,477.44 : x
  2. Step 2: Convert to fraction form
    7,374.08/11,057.28 = 3,477.44/x
  3. Step 3: Cross multiply
    7,374.08x = 11,057.28 × 3,477.44
  4. Step 4: Simplify right side
    7,374.08x = 38,451,027.76
  5. Step 5: Solve for x
    x = 38,451,027.76/7,374.08
  6. Step 6: Final answer
    x = 5,214.35

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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.