Home / 4,812.41-7,218.87-1,525.76

Finding the Fourth Proportional to 4,812.41, 7,218.87 and 1,525.76

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Solution

The fourth proportional to 4,812.41, 7,218.87 and 1,525.76 is: 2,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.41 : 7,218.87 = 1,525.76 : x
  2. Step 2: Convert to fraction form
    4,812.41/7,218.87 = 1,525.76/x
  3. Step 3: Cross multiply
    4,812.41x = 7,218.87 × 1,525.76
  4. Step 4: Simplify right side
    4,812.41x = 11,014,263.09
  5. Step 5: Solve for x
    x = 11,014,263.09/4,812.41
  6. Step 6: Final answer
    x = 2,288.72

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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.