Home / 6,603.56-9,116.18-4,518.60

Finding the Fourth Proportional to 6,603.56, 9,116.18 and 4,518.60

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Solution

The fourth proportional to 6,603.56, 9,116.18 and 4,518.60 is: 6,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.56 : 9,116.18 = 4,518.60 : x
  2. Step 2: Convert to fraction form
    6,603.56/9,116.18 = 4,518.60/x
  3. Step 3: Cross multiply
    6,603.56x = 9,116.18 × 4,518.60
  4. Step 4: Simplify right side
    6,603.56x = 41,192,370.95
  5. Step 5: Solve for x
    x = 41,192,370.95/6,603.56
  6. Step 6: Final answer
    x = 6,237.90

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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.