Home / 8,985.07-13,479.18-3,061.64

Finding the Fourth Proportional to 8,985.07, 13,479.18 and 3,061.64

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Solution

The fourth proportional to 8,985.07, 13,479.18 and 3,061.64 is: 4,593.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.07 : 13,479.18 = 3,061.64 : x
  2. Step 2: Convert to fraction form
    8,985.07/13,479.18 = 3,061.64/x
  3. Step 3: Cross multiply
    8,985.07x = 13,479.18 × 3,061.64
  4. Step 4: Simplify right side
    8,985.07x = 41,268,418.87
  5. Step 5: Solve for x
    x = 41,268,418.87/8,985.07
  6. Step 6: Final answer
    x = 4,593.00

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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.