Home / 7,824.18-10,797.48-4,679.76

Finding the Fourth Proportional to 7,824.18, 10,797.48 and 4,679.76

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Solution

The fourth proportional to 7,824.18, 10,797.48 and 4,679.76 is: 6,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.18 : 10,797.48 = 4,679.76 : x
  2. Step 2: Convert to fraction form
    7,824.18/10,797.48 = 4,679.76/x
  3. Step 3: Cross multiply
    7,824.18x = 10,797.48 × 4,679.76
  4. Step 4: Simplify right side
    7,824.18x = 50,529,615.00
  5. Step 5: Solve for x
    x = 50,529,615.00/7,824.18
  6. Step 6: Final answer
    x = 6,458.14

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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.