Home / 5,035.80-7,556.64-2,113.86

Finding the Fourth Proportional to 5,035.80, 7,556.64 and 2,113.86

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Solution

The fourth proportional to 5,035.80, 7,556.64 and 2,113.86 is: 3,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.80 : 7,556.64 = 2,113.86 : x
  2. Step 2: Convert to fraction form
    5,035.80/7,556.64 = 2,113.86/x
  3. Step 3: Cross multiply
    5,035.80x = 7,556.64 × 2,113.86
  4. Step 4: Simplify right side
    5,035.80x = 15,973,679.03
  5. Step 5: Solve for x
    x = 15,973,679.03/5,035.80
  6. Step 6: Final answer
    x = 3,172.02

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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.