Home / 8,412.49-11,610.26-4,875.85

Finding the Fourth Proportional to 8,412.49, 11,610.26 and 4,875.85

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Solution

The fourth proportional to 8,412.49, 11,610.26 and 4,875.85 is: 6,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.49 : 11,610.26 = 4,875.85 : x
  2. Step 2: Convert to fraction form
    8,412.49/11,610.26 = 4,875.85/x
  3. Step 3: Cross multiply
    8,412.49x = 11,610.26 × 4,875.85
  4. Step 4: Simplify right side
    8,412.49x = 56,609,861.84
  5. Step 5: Solve for x
    x = 56,609,861.84/8,412.49
  6. Step 6: Final answer
    x = 6,729.26

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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.