Home / 9,068.80-13,603.20-3,225.60

Finding the Fourth Proportional to 9,068.80, 13,603.20 and 3,225.60

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Solution

The fourth proportional to 9,068.80, 13,603.20 and 3,225.60 is: 4,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.80 : 13,603.20 = 3,225.60 : x
  2. Step 2: Convert to fraction form
    9,068.80/13,603.20 = 3,225.60/x
  3. Step 3: Cross multiply
    9,068.80x = 13,603.20 × 3,225.60
  4. Step 4: Simplify right side
    9,068.80x = 43,878,481.92
  5. Step 5: Solve for x
    x = 43,878,481.92/9,068.80
  6. Step 6: Final answer
    x = 4,838.40

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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.