Home / 4,520.48-6,781.16-1,558.51

Finding the Fourth Proportional to 4,520.48, 6,781.16 and 1,558.51

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Solution

The fourth proportional to 4,520.48, 6,781.16 and 1,558.51 is: 2,337.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.48 : 6,781.16 = 1,558.51 : x
  2. Step 2: Convert to fraction form
    4,520.48/6,781.16 = 1,558.51/x
  3. Step 3: Cross multiply
    4,520.48x = 6,781.16 × 1,558.51
  4. Step 4: Simplify right side
    4,520.48x = 10,568,492.61
  5. Step 5: Solve for x
    x = 10,568,492.61/4,520.48
  6. Step 6: Final answer
    x = 2,337.92

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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.