Home / 4,686.51-7,029.90-2,089.65

Finding the Fourth Proportional to 4,686.51, 7,029.90 and 2,089.65

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Solution

The fourth proportional to 4,686.51, 7,029.90 and 2,089.65 is: 3,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.51 : 7,029.90 = 2,089.65 : x
  2. Step 2: Convert to fraction form
    4,686.51/7,029.90 = 2,089.65/x
  3. Step 3: Cross multiply
    4,686.51x = 7,029.90 × 2,089.65
  4. Step 4: Simplify right side
    4,686.51x = 14,690,030.54
  5. Step 5: Solve for x
    x = 14,690,030.54/4,686.51
  6. Step 6: Final answer
    x = 3,134.54

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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.