Home / 12,560.50-18,840.30-3,795.19

Finding the Fourth Proportional to 12,560.50, 18,840.30 and 3,795.19

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Solution

The fourth proportional to 12,560.50, 18,840.30 and 3,795.19 is: 5,692.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.50 : 18,840.30 = 3,795.19 : x
  2. Step 2: Convert to fraction form
    12,560.50/18,840.30 = 3,795.19/x
  3. Step 3: Cross multiply
    12,560.50x = 18,840.30 × 3,795.19
  4. Step 4: Simplify right side
    12,560.50x = 71,502,456.82
  5. Step 5: Solve for x
    x = 71,502,456.82/12,560.50
  6. Step 6: Final answer
    x = 5,692.64

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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.