Home / 7,713.64-11,569.96-2,448.55

Finding the Fourth Proportional to 7,713.64, 11,569.96 and 2,448.55

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Solution

The fourth proportional to 7,713.64, 11,569.96 and 2,448.55 is: 3,672.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.64 : 11,569.96 = 2,448.55 : x
  2. Step 2: Convert to fraction form
    7,713.64/11,569.96 = 2,448.55/x
  3. Step 3: Cross multiply
    7,713.64x = 11,569.96 × 2,448.55
  4. Step 4: Simplify right side
    7,713.64x = 28,329,625.56
  5. Step 5: Solve for x
    x = 28,329,625.56/7,713.64
  6. Step 6: Final answer
    x = 3,672.67

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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.