Home / 7,460.70-11,199.15-4,180.20

Finding the Fourth Proportional to 7,460.70, 11,199.15 and 4,180.20

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Solution

The fourth proportional to 7,460.70, 11,199.15 and 4,180.20 is: 6,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460.70 : 11,199.15 = 4,180.20 : x
  2. Step 2: Convert to fraction form
    7,460.70/11,199.15 = 4,180.20/x
  3. Step 3: Cross multiply
    7,460.70x = 11,199.15 × 4,180.20
  4. Step 4: Simplify right side
    7,460.70x = 46,814,686.83
  5. Step 5: Solve for x
    x = 46,814,686.83/7,460.70
  6. Step 6: Final answer
    x = 6,274.84

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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.