Home / 1,749.51-2,624.18-516.92

Finding the Fourth Proportional to 1,749.51, 2,624.18 and 516.92

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Solution

The fourth proportional to 1,749.51, 2,624.18 and 516.92 is: 775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.51 : 2,624.18 = 516.92 : x
  2. Step 2: Convert to fraction form
    1,749.51/2,624.18 = 516.92/x
  3. Step 3: Cross multiply
    1,749.51x = 2,624.18 × 516.92
  4. Step 4: Simplify right side
    1,749.51x = 1,356,475.42
  5. Step 5: Solve for x
    x = 1,356,475.42/1,749.51
  6. Step 6: Final answer
    x = 775.35

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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.