Home / 5,365.66-8,048.15-1,855.57

Finding the Fourth Proportional to 5,365.66, 8,048.15 and 1,855.57

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Solution

The fourth proportional to 5,365.66, 8,048.15 and 1,855.57 is: 2,783.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.66 : 8,048.15 = 1,855.57 : x
  2. Step 2: Convert to fraction form
    5,365.66/8,048.15 = 1,855.57/x
  3. Step 3: Cross multiply
    5,365.66x = 8,048.15 × 1,855.57
  4. Step 4: Simplify right side
    5,365.66x = 14,933,896.42
  5. Step 5: Solve for x
    x = 14,933,896.42/5,365.66
  6. Step 6: Final answer
    x = 2,783.24

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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.