Home / 5,005.44-6,909.12-3,235.68

Finding the Fourth Proportional to 5,005.44, 6,909.12 and 3,235.68

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Solution

The fourth proportional to 5,005.44, 6,909.12 and 3,235.68 is: 4,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.44 : 6,909.12 = 3,235.68 : x
  2. Step 2: Convert to fraction form
    5,005.44/6,909.12 = 3,235.68/x
  3. Step 3: Cross multiply
    5,005.44x = 6,909.12 × 3,235.68
  4. Step 4: Simplify right side
    5,005.44x = 22,355,701.40
  5. Step 5: Solve for x
    x = 22,355,701.40/5,005.44
  6. Step 6: Final answer
    x = 4,466.28

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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.