Home / 8,618.19-11,892.26-4,840.50

Finding the Fourth Proportional to 8,618.19, 11,892.26 and 4,840.50

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Solution

The fourth proportional to 8,618.19, 11,892.26 and 4,840.50 is: 6,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618.19 : 11,892.26 = 4,840.50 : x
  2. Step 2: Convert to fraction form
    8,618.19/11,892.26 = 4,840.50/x
  3. Step 3: Cross multiply
    8,618.19x = 11,892.26 × 4,840.50
  4. Step 4: Simplify right side
    8,618.19x = 57,564,496.63
  5. Step 5: Solve for x
    x = 57,564,496.63/8,618.19
  6. Step 6: Final answer
    x = 6,679.42

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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.