Home / 5,938.95-8,905.91-1,779.55

Finding the Fourth Proportional to 5,938.95, 8,905.91 and 1,779.55

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Solution

The fourth proportional to 5,938.95, 8,905.91 and 1,779.55 is: 2,668.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.95 : 8,905.91 = 1,779.55 : x
  2. Step 2: Convert to fraction form
    5,938.95/8,905.91 = 1,779.55/x
  3. Step 3: Cross multiply
    5,938.95x = 8,905.91 × 1,779.55
  4. Step 4: Simplify right side
    5,938.95x = 15,848,467.61
  5. Step 5: Solve for x
    x = 15,848,467.61/5,938.95
  6. Step 6: Final answer
    x = 2,668.57

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1.5x scale

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.