Home / 6,605.93-9,116.76-3,622.35

Finding the Fourth Proportional to 6,605.93, 9,116.76 and 3,622.35

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Solution

The fourth proportional to 6,605.93, 9,116.76 and 3,622.35 is: 4,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.93 : 9,116.76 = 3,622.35 : x
  2. Step 2: Convert to fraction form
    6,605.93/9,116.76 = 3,622.35/x
  3. Step 3: Cross multiply
    6,605.93x = 9,116.76 × 3,622.35
  4. Step 4: Simplify right side
    6,605.93x = 33,024,095.59
  5. Step 5: Solve for x
    x = 33,024,095.59/6,605.93
  6. Step 6: Final answer
    x = 4,999.16

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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.