Home / 6,605.18-9,113.99-3,771.26

Finding the Fourth Proportional to 6,605.18, 9,113.99 and 3,771.26

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Solution

The fourth proportional to 6,605.18, 9,113.99 and 3,771.26 is: 5,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.18 : 9,113.99 = 3,771.26 : x
  2. Step 2: Convert to fraction form
    6,605.18/9,113.99 = 3,771.26/x
  3. Step 3: Cross multiply
    6,605.18x = 9,113.99 × 3,771.26
  4. Step 4: Simplify right side
    6,605.18x = 34,371,225.93
  5. Step 5: Solve for x
    x = 34,371,225.93/6,605.18
  6. Step 6: Final answer
    x = 5,203.68

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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.