Home / 5,435.70-8,153.22-1,925.88

Finding the Fourth Proportional to 5,435.70, 8,153.22 and 1,925.88

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Solution

The fourth proportional to 5,435.70, 8,153.22 and 1,925.88 is: 2,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.70 : 8,153.22 = 1,925.88 : x
  2. Step 2: Convert to fraction form
    5,435.70/8,153.22 = 1,925.88/x
  3. Step 3: Cross multiply
    5,435.70x = 8,153.22 × 1,925.88
  4. Step 4: Simplify right side
    5,435.70x = 15,702,123.33
  5. Step 5: Solve for x
    x = 15,702,123.33/5,435.70
  6. Step 6: Final answer
    x = 2,888.70

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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.