Home / 7,715.96-11,574.54-2,522.36

Finding the Fourth Proportional to 7,715.96, 11,574.54 and 2,522.36

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Solution

The fourth proportional to 7,715.96, 11,574.54 and 2,522.36 is: 3,783.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715.96 : 11,574.54 = 2,522.36 : x
  2. Step 2: Convert to fraction form
    7,715.96/11,574.54 = 2,522.36/x
  3. Step 3: Cross multiply
    7,715.96x = 11,574.54 × 2,522.36
  4. Step 4: Simplify right side
    7,715.96x = 29,195,156.71
  5. Step 5: Solve for x
    x = 29,195,156.71/7,715.96
  6. Step 6: Final answer
    x = 3,783.74

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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.