Home / 7,447.51-11,158.36-4,519.68

Finding the Fourth Proportional to 7,447.51, 11,158.36 and 4,519.68

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Solution

The fourth proportional to 7,447.51, 11,158.36 and 4,519.68 is: 6,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.51 : 11,158.36 = 4,519.68 : x
  2. Step 2: Convert to fraction form
    7,447.51/11,158.36 = 4,519.68/x
  3. Step 3: Cross multiply
    7,447.51x = 11,158.36 × 4,519.68
  4. Step 4: Simplify right side
    7,447.51x = 50,432,216.52
  5. Step 5: Solve for x
    x = 50,432,216.52/7,447.51
  6. Step 6: Final answer
    x = 6,771.69

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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.