Home / 7,769.32-10,724.50-5,257.00

Finding the Fourth Proportional to 7,769.32, 10,724.50 and 5,257.00

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Solution

The fourth proportional to 7,769.32, 10,724.50 and 5,257.00 is: 7,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.32 : 10,724.50 = 5,257.00 : x
  2. Step 2: Convert to fraction form
    7,769.32/10,724.50 = 5,257.00/x
  3. Step 3: Cross multiply
    7,769.32x = 10,724.50 × 5,257.00
  4. Step 4: Simplify right side
    7,769.32x = 56,378,716.48
  5. Step 5: Solve for x
    x = 56,378,716.48/7,769.32
  6. Step 6: Final answer
    x = 7,256.59

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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.