Home / 9,493.28-13,101.96-5,515.60

Finding the Fourth Proportional to 9,493.28, 13,101.96 and 5,515.60

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Solution

The fourth proportional to 9,493.28, 13,101.96 and 5,515.60 is: 7,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493.28 : 13,101.96 = 5,515.60 : x
  2. Step 2: Convert to fraction form
    9,493.28/13,101.96 = 5,515.60/x
  3. Step 3: Cross multiply
    9,493.28x = 13,101.96 × 5,515.60
  4. Step 4: Simplify right side
    9,493.28x = 72,265,170.58
  5. Step 5: Solve for x
    x = 72,265,170.58/9,493.28
  6. Step 6: Final answer
    x = 7,612.24

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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.