Home / 8,840.40-13,266.66-3,298.16

Finding the Fourth Proportional to 8,840.40, 13,266.66 and 3,298.16

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Solution

The fourth proportional to 8,840.40, 13,266.66 and 3,298.16 is: 4,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.40 : 13,266.66 = 3,298.16 : x
  2. Step 2: Convert to fraction form
    8,840.40/13,266.66 = 3,298.16/x
  3. Step 3: Cross multiply
    8,840.40x = 13,266.66 × 3,298.16
  4. Step 4: Simplify right side
    8,840.40x = 43,755,567.35
  5. Step 5: Solve for x
    x = 43,755,567.35/8,840.40
  6. Step 6: Final answer
    x = 4,949.50

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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.