Home / 9,716.02-13,407.12-5,736.49

Finding the Fourth Proportional to 9,716.02, 13,407.12 and 5,736.49

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Solution

The fourth proportional to 9,716.02, 13,407.12 and 5,736.49 is: 7,915.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.02 : 13,407.12 = 5,736.49 : x
  2. Step 2: Convert to fraction form
    9,716.02/13,407.12 = 5,736.49/x
  3. Step 3: Cross multiply
    9,716.02x = 13,407.12 × 5,736.49
  4. Step 4: Simplify right side
    9,716.02x = 76,909,776.29
  5. Step 5: Solve for x
    x = 76,909,776.29/9,716.02
  6. Step 6: Final answer
    x = 7,915.77

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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.