Home / 6,127.49-8,453.48-3,605.60

Finding the Fourth Proportional to 6,127.49, 8,453.48 and 3,605.60

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Solution

The fourth proportional to 6,127.49, 8,453.48 and 3,605.60 is: 4,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.49 : 8,453.48 = 3,605.60 : x
  2. Step 2: Convert to fraction form
    6,127.49/8,453.48 = 3,605.60/x
  3. Step 3: Cross multiply
    6,127.49x = 8,453.48 × 3,605.60
  4. Step 4: Simplify right side
    6,127.49x = 30,479,807.19
  5. Step 5: Solve for x
    x = 30,479,807.19/6,127.49
  6. Step 6: Final answer
    x = 4,974.28

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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.