Home / 9,696.02-13,380.63-5,716.89

Finding the Fourth Proportional to 9,696.02, 13,380.63 and 5,716.89

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Solution

The fourth proportional to 9,696.02, 13,380.63 and 5,716.89 is: 7,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,696.02 : 13,380.63 = 5,716.89 : x
  2. Step 2: Convert to fraction form
    9,696.02/13,380.63 = 5,716.89/x
  3. Step 3: Cross multiply
    9,696.02x = 13,380.63 × 5,716.89
  4. Step 4: Simplify right side
    9,696.02x = 76,495,561.26
  5. Step 5: Solve for x
    x = 76,495,561.26/9,696.02
  6. Step 6: Final answer
    x = 7,889.38

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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.