Home / 3,776.76-5,664.96-1,437.30

Finding the Fourth Proportional to 3,776.76, 5,664.96 and 1,437.30

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Solution

The fourth proportional to 3,776.76, 5,664.96 and 1,437.30 is: 2,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.76 : 5,664.96 = 1,437.30 : x
  2. Step 2: Convert to fraction form
    3,776.76/5,664.96 = 1,437.30/x
  3. Step 3: Cross multiply
    3,776.76x = 5,664.96 × 1,437.30
  4. Step 4: Simplify right side
    3,776.76x = 8,142,247.01
  5. Step 5: Solve for x
    x = 8,142,247.01/3,776.76
  6. Step 6: Final answer
    x = 2,155.88

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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.