Home / 5,020.79-7,533.87-3,779.67

Finding the Fourth Proportional to 5,020.79, 7,533.87 and 3,779.67

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Solution

The fourth proportional to 5,020.79, 7,533.87 and 3,779.67 is: 5,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.79 : 7,533.87 = 3,779.67 : x
  2. Step 2: Convert to fraction form
    5,020.79/7,533.87 = 3,779.67/x
  3. Step 3: Cross multiply
    5,020.79x = 7,533.87 × 3,779.67
  4. Step 4: Simplify right side
    5,020.79x = 28,475,542.42
  5. Step 5: Solve for x
    x = 28,475,542.42/5,020.79
  6. Step 6: Final answer
    x = 5,671.53

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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.