Home / 7,390.64-10,199.11-4,246.63

Finding the Fourth Proportional to 7,390.64, 10,199.11 and 4,246.63

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Solution

The fourth proportional to 7,390.64, 10,199.11 and 4,246.63 is: 5,860.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.64 : 10,199.11 = 4,246.63 : x
  2. Step 2: Convert to fraction form
    7,390.64/10,199.11 = 4,246.63/x
  3. Step 3: Cross multiply
    7,390.64x = 10,199.11 × 4,246.63
  4. Step 4: Simplify right side
    7,390.64x = 43,311,846.50
  5. Step 5: Solve for x
    x = 43,311,846.50/7,390.64
  6. Step 6: Final answer
    x = 5,860.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.