Home / 4,374.37-6,561.55-1,777.31

Finding the Fourth Proportional to 4,374.37, 6,561.55 and 1,777.31

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Solution

The fourth proportional to 4,374.37, 6,561.55 and 1,777.31 is: 2,665.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.37 : 6,561.55 = 1,777.31 : x
  2. Step 2: Convert to fraction form
    4,374.37/6,561.55 = 1,777.31/x
  3. Step 3: Cross multiply
    4,374.37x = 6,561.55 × 1,777.31
  4. Step 4: Simplify right side
    4,374.37x = 11,661,875.62
  5. Step 5: Solve for x
    x = 11,661,875.62/4,374.37
  6. Step 6: Final answer
    x = 2,665.96

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Similar ratio
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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.