Home / 5,045.92-7,568.16-1,582.08

Finding the Fourth Proportional to 5,045.92, 7,568.16 and 1,582.08

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Solution

The fourth proportional to 5,045.92, 7,568.16 and 1,582.08 is: 2,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.92 : 7,568.16 = 1,582.08 : x
  2. Step 2: Convert to fraction form
    5,045.92/7,568.16 = 1,582.08/x
  3. Step 3: Cross multiply
    5,045.92x = 7,568.16 × 1,582.08
  4. Step 4: Simplify right side
    5,045.92x = 11,973,434.57
  5. Step 5: Solve for x
    x = 11,973,434.57/5,045.92
  6. Step 6: Final answer
    x = 2,372.89

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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.