Home / 6,125.70-8,459.44-5,236.32

Finding the Fourth Proportional to 6,125.70, 8,459.44 and 5,236.32

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Solution

The fourth proportional to 6,125.70, 8,459.44 and 5,236.32 is: 7,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.70 : 8,459.44 = 5,236.32 : x
  2. Step 2: Convert to fraction form
    6,125.70/8,459.44 = 5,236.32/x
  3. Step 3: Cross multiply
    6,125.70x = 8,459.44 × 5,236.32
  4. Step 4: Simplify right side
    6,125.70x = 44,296,334.86
  5. Step 5: Solve for x
    x = 44,296,334.86/6,125.70
  6. Step 6: Final answer
    x = 7,231.23

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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.