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Finding the Fourth Proportional to 7,597.56, 11,397.48 and 3,216.16

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Solution

The fourth proportional to 7,597.56, 11,397.48 and 3,216.16 is: 4,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,597.56 : 11,397.48 = 3,216.16 : x
  2. Step 2: Convert to fraction form
    7,597.56/11,397.48 = 3,216.16/x
  3. Step 3: Cross multiply
    7,597.56x = 11,397.48 × 3,216.16
  4. Step 4: Simplify right side
    7,597.56x = 36,656,119.28
  5. Step 5: Solve for x
    x = 36,656,119.28/7,597.56
  6. Step 6: Final answer
    x = 4,824.72

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1.5x scale

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.