Home / 4,690.29-6,472.40-2,565.77

Finding the Fourth Proportional to 4,690.29, 6,472.40 and 2,565.77

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Solution

The fourth proportional to 4,690.29, 6,472.40 and 2,565.77 is: 3,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.29 : 6,472.40 = 2,565.77 : x
  2. Step 2: Convert to fraction form
    4,690.29/6,472.40 = 2,565.77/x
  3. Step 3: Cross multiply
    4,690.29x = 6,472.40 × 2,565.77
  4. Step 4: Simplify right side
    4,690.29x = 16,606,644.56
  5. Step 5: Solve for x
    x = 16,606,644.56/4,690.29
  6. Step 6: Final answer
    x = 3,540.64

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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.