Home / 10,190.00-14,054.85-6,211.28

Finding the Fourth Proportional to 10,190.00, 14,054.85 and 6,211.28

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Solution

The fourth proportional to 10,190.00, 14,054.85 and 6,211.28 is: 8,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.00 : 14,054.85 = 6,211.28 : x
  2. Step 2: Convert to fraction form
    10,190.00/14,054.85 = 6,211.28/x
  3. Step 3: Cross multiply
    10,190.00x = 14,054.85 × 6,211.28
  4. Step 4: Simplify right side
    10,190.00x = 87,298,643.85
  5. Step 5: Solve for x
    x = 87,298,643.85/10,190.00
  6. Step 6: Final answer
    x = 8,567.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.