Home / 5,043.63-7,565.58-1,345.85

Finding the Fourth Proportional to 5,043.63, 7,565.58 and 1,345.85

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Solution

The fourth proportional to 5,043.63, 7,565.58 and 1,345.85 is: 2,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.63 : 7,565.58 = 1,345.85 : x
  2. Step 2: Convert to fraction form
    5,043.63/7,565.58 = 1,345.85/x
  3. Step 3: Cross multiply
    5,043.63x = 7,565.58 × 1,345.85
  4. Step 4: Simplify right side
    5,043.63x = 10,182,135.84
  5. Step 5: Solve for x
    x = 10,182,135.84/5,043.63
  6. Step 6: Final answer
    x = 2,018.81

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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.