Home / 8,692.00-13,055.44-5,188.85

Finding the Fourth Proportional to 8,692.00, 13,055.44 and 5,188.85

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Solution

The fourth proportional to 8,692.00, 13,055.44 and 5,188.85 is: 7,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.00 : 13,055.44 = 5,188.85 : x
  2. Step 2: Convert to fraction form
    8,692.00/13,055.44 = 5,188.85/x
  3. Step 3: Cross multiply
    8,692.00x = 13,055.44 × 5,188.85
  4. Step 4: Simplify right side
    8,692.00x = 67,742,739.51
  5. Step 5: Solve for x
    x = 67,742,739.51/8,692.00
  6. Step 6: Final answer
    x = 7,793.69

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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.