Home / 5,060.12-7,590.18-2,138.45

Finding the Fourth Proportional to 5,060.12, 7,590.18 and 2,138.45

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Solution

The fourth proportional to 5,060.12, 7,590.18 and 2,138.45 is: 3,207.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,060.12 : 7,590.18 = 2,138.45 : x
  2. Step 2: Convert to fraction form
    5,060.12/7,590.18 = 2,138.45/x
  3. Step 3: Cross multiply
    5,060.12x = 7,590.18 × 2,138.45
  4. Step 4: Simplify right side
    5,060.12x = 16,231,182.47
  5. Step 5: Solve for x
    x = 16,231,182.47/5,060.12
  6. Step 6: Final answer
    x = 3,207.67

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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.