Home / 3,779.79-5,667.58-1,558.02

Finding the Fourth Proportional to 3,779.79, 5,667.58 and 1,558.02

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Solution

The fourth proportional to 3,779.79, 5,667.58 and 1,558.02 is: 2,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.79 : 5,667.58 = 1,558.02 : x
  2. Step 2: Convert to fraction form
    3,779.79/5,667.58 = 1,558.02/x
  3. Step 3: Cross multiply
    3,779.79x = 5,667.58 × 1,558.02
  4. Step 4: Simplify right side
    3,779.79x = 8,830,202.99
  5. Step 5: Solve for x
    x = 8,830,202.99/3,779.79
  6. Step 6: Final answer
    x = 2,336.16

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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.