Home / 7,681.74-11,522.75-2,416.64

Finding the Fourth Proportional to 7,681.74, 11,522.75 and 2,416.64

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Solution

The fourth proportional to 7,681.74, 11,522.75 and 2,416.64 is: 3,625.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.74 : 11,522.75 = 2,416.64 : x
  2. Step 2: Convert to fraction form
    7,681.74/11,522.75 = 2,416.64/x
  3. Step 3: Cross multiply
    7,681.74x = 11,522.75 × 2,416.64
  4. Step 4: Simplify right side
    7,681.74x = 27,846,326.48
  5. Step 5: Solve for x
    x = 27,846,326.48/7,681.74
  6. Step 6: Final answer
    x = 3,625.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.