Home / 6,603.30-9,115.26-4,084.60

Finding the Fourth Proportional to 6,603.30, 9,115.26 and 4,084.60

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Solution

The fourth proportional to 6,603.30, 9,115.26 and 4,084.60 is: 5,638.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.30 : 9,115.26 = 4,084.60 : x
  2. Step 2: Convert to fraction form
    6,603.30/9,115.26 = 4,084.60/x
  3. Step 3: Cross multiply
    6,603.30x = 9,115.26 × 4,084.60
  4. Step 4: Simplify right side
    6,603.30x = 37,232,191.00
  5. Step 5: Solve for x
    x = 37,232,191.00/6,603.30
  6. Step 6: Final answer
    x = 5,638.42

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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.