Home / 5,361.21-8,025.80-4,798.08

Finding the Fourth Proportional to 5,361.21, 8,025.80 and 4,798.08

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Solution

The fourth proportional to 5,361.21, 8,025.80 and 4,798.08 is: 7,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.21 : 8,025.80 = 4,798.08 : x
  2. Step 2: Convert to fraction form
    5,361.21/8,025.80 = 4,798.08/x
  3. Step 3: Cross multiply
    5,361.21x = 8,025.80 × 4,798.08
  4. Step 4: Simplify right side
    5,361.21x = 38,508,406.47
  5. Step 5: Solve for x
    x = 38,508,406.47/5,361.21
  6. Step 6: Final answer
    x = 7,182.78

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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.