Home / 8,077.93-12,110.70-3,692.32

Finding the Fourth Proportional to 8,077.93, 12,110.70 and 3,692.32

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Solution

The fourth proportional to 8,077.93, 12,110.70 and 3,692.32 is: 5,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.93 : 12,110.70 = 3,692.32 : x
  2. Step 2: Convert to fraction form
    8,077.93/12,110.70 = 3,692.32/x
  3. Step 3: Cross multiply
    8,077.93x = 12,110.70 × 3,692.32
  4. Step 4: Simplify right side
    8,077.93x = 44,716,579.82
  5. Step 5: Solve for x
    x = 44,716,579.82/8,077.93
  6. Step 6: Final answer
    x = 5,535.65

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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.