Home / 7,417.70-10,231.96-4,899.81

Finding the Fourth Proportional to 7,417.70, 10,231.96 and 4,899.81

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Solution

The fourth proportional to 7,417.70, 10,231.96 and 4,899.81 is: 6,758.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.70 : 10,231.96 = 4,899.81 : x
  2. Step 2: Convert to fraction form
    7,417.70/10,231.96 = 4,899.81/x
  3. Step 3: Cross multiply
    7,417.70x = 10,231.96 × 4,899.81
  4. Step 4: Simplify right side
    7,417.70x = 50,134,659.93
  5. Step 5: Solve for x
    x = 50,134,659.93/7,417.70
  6. Step 6: Final answer
    x = 6,758.79

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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.