Home / 9,103.66-13,649.44-3,557.53

Finding the Fourth Proportional to 9,103.66, 13,649.44 and 3,557.53

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Solution

The fourth proportional to 9,103.66, 13,649.44 and 3,557.53 is: 5,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.66 : 13,649.44 = 3,557.53 : x
  2. Step 2: Convert to fraction form
    9,103.66/13,649.44 = 3,557.53/x
  3. Step 3: Cross multiply
    9,103.66x = 13,649.44 × 3,557.53
  4. Step 4: Simplify right side
    9,103.66x = 48,558,292.28
  5. Step 5: Solve for x
    x = 48,558,292.28/9,103.66
  6. Step 6: Final answer
    x = 5,333.93

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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.