Home / 9,824.02-13,561.79-6,289.29

Finding the Fourth Proportional to 9,824.02, 13,561.79 and 6,289.29

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Solution

The fourth proportional to 9,824.02, 13,561.79 and 6,289.29 is: 8,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.02 : 13,561.79 = 6,289.29 : x
  2. Step 2: Convert to fraction form
    9,824.02/13,561.79 = 6,289.29/x
  3. Step 3: Cross multiply
    9,824.02x = 13,561.79 × 6,289.29
  4. Step 4: Simplify right side
    9,824.02x = 85,293,998.78
  5. Step 5: Solve for x
    x = 85,293,998.78/9,824.02
  6. Step 6: Final answer
    x = 8,682.19

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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.