Home / 7,473.08-11,216.53-3,777.88

Finding the Fourth Proportional to 7,473.08, 11,216.53 and 3,777.88

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Solution

The fourth proportional to 7,473.08, 11,216.53 and 3,777.88 is: 5,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.08 : 11,216.53 = 3,777.88 : x
  2. Step 2: Convert to fraction form
    7,473.08/11,216.53 = 3,777.88/x
  3. Step 3: Cross multiply
    7,473.08x = 11,216.53 × 3,777.88
  4. Step 4: Simplify right side
    7,473.08x = 42,374,712.36
  5. Step 5: Solve for x
    x = 42,374,712.36/7,473.08
  6. Step 6: Final answer
    x = 5,670.32

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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.