Home / 4,245.02-6,370.01-1,779.65

Finding the Fourth Proportional to 4,245.02, 6,370.01 and 1,779.65

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Solution

The fourth proportional to 4,245.02, 6,370.01 and 1,779.65 is: 2,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.02 : 6,370.01 = 1,779.65 : x
  2. Step 2: Convert to fraction form
    4,245.02/6,370.01 = 1,779.65/x
  3. Step 3: Cross multiply
    4,245.02x = 6,370.01 × 1,779.65
  4. Step 4: Simplify right side
    4,245.02x = 11,336,408.67
  5. Step 5: Solve for x
    x = 11,336,408.67/4,245.02
  6. Step 6: Final answer
    x = 2,670.52

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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.