Home / 4,381.37-6,568.15-1,607.40

Finding the Fourth Proportional to 4,381.37, 6,568.15 and 1,607.40

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Solution

The fourth proportional to 4,381.37, 6,568.15 and 1,607.40 is: 2,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.37 : 6,568.15 = 1,607.40 : x
  2. Step 2: Convert to fraction form
    4,381.37/6,568.15 = 1,607.40/x
  3. Step 3: Cross multiply
    4,381.37x = 6,568.15 × 1,607.40
  4. Step 4: Simplify right side
    4,381.37x = 10,557,644.31
  5. Step 5: Solve for x
    x = 10,557,644.31/4,381.37
  6. Step 6: Final answer
    x = 2,409.67

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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.