Home / 10,361.01-15,541.50-4,811.32

Finding the Fourth Proportional to 10,361.01, 15,541.50 and 4,811.32

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Solution

The fourth proportional to 10,361.01, 15,541.50 and 4,811.32 is: 7,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.01 : 15,541.50 = 4,811.32 : x
  2. Step 2: Convert to fraction form
    10,361.01/15,541.50 = 4,811.32/x
  3. Step 3: Cross multiply
    10,361.01x = 15,541.50 × 4,811.32
  4. Step 4: Simplify right side
    10,361.01x = 74,775,078.90
  5. Step 5: Solve for x
    x = 74,775,078.90/10,361.01
  6. Step 6: Final answer
    x = 7,216.97

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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.