Home / 7,521.56-11,280.14-2,256.36

Finding the Fourth Proportional to 7,521.56, 11,280.14 and 2,256.36

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Solution

The fourth proportional to 7,521.56, 11,280.14 and 2,256.36 is: 3,383.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.56 : 11,280.14 = 2,256.36 : x
  2. Step 2: Convert to fraction form
    7,521.56/11,280.14 = 2,256.36/x
  3. Step 3: Cross multiply
    7,521.56x = 11,280.14 × 2,256.36
  4. Step 4: Simplify right side
    7,521.56x = 25,452,056.69
  5. Step 5: Solve for x
    x = 25,452,056.69/7,521.56
  6. Step 6: Final answer
    x = 3,383.88

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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.