Home / 6,669.98-9,204.76-3,686.01

Finding the Fourth Proportional to 6,669.98, 9,204.76 and 3,686.01

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Solution

The fourth proportional to 6,669.98, 9,204.76 and 3,686.01 is: 5,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.98 : 9,204.76 = 3,686.01 : x
  2. Step 2: Convert to fraction form
    6,669.98/9,204.76 = 3,686.01/x
  3. Step 3: Cross multiply
    6,669.98x = 9,204.76 × 3,686.01
  4. Step 4: Simplify right side
    6,669.98x = 33,928,837.41
  5. Step 5: Solve for x
    x = 33,928,837.41/6,669.98
  6. Step 6: Final answer
    x = 5,086.80

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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.