Home / 7,217.42-9,957.35-4,232.16

Finding the Fourth Proportional to 7,217.42, 9,957.35 and 4,232.16

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Solution

The fourth proportional to 7,217.42, 9,957.35 and 4,232.16 is: 5,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.42 : 9,957.35 = 4,232.16 : x
  2. Step 2: Convert to fraction form
    7,217.42/9,957.35 = 4,232.16/x
  3. Step 3: Cross multiply
    7,217.42x = 9,957.35 × 4,232.16
  4. Step 4: Simplify right side
    7,217.42x = 42,141,108.96
  5. Step 5: Solve for x
    x = 42,141,108.96/7,217.42
  6. Step 6: Final answer
    x = 5,838.81

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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.