Home / 10,336.80-14,259.60-6,553.44

Finding the Fourth Proportional to 10,336.80, 14,259.60 and 6,553.44

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Solution

The fourth proportional to 10,336.80, 14,259.60 and 6,553.44 is: 9,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.80 : 14,259.60 = 6,553.44 : x
  2. Step 2: Convert to fraction form
    10,336.80/14,259.60 = 6,553.44/x
  3. Step 3: Cross multiply
    10,336.80x = 14,259.60 × 6,553.44
  4. Step 4: Simplify right side
    10,336.80x = 93,449,433.02
  5. Step 5: Solve for x
    x = 93,449,433.02/10,336.80
  6. Step 6: Final answer
    x = 9,040.46

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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.