Home / 4,712.86-6,503.62-2,825.51

Finding the Fourth Proportional to 4,712.86, 6,503.62 and 2,825.51

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Solution

The fourth proportional to 4,712.86, 6,503.62 and 2,825.51 is: 3,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.86 : 6,503.62 = 2,825.51 : x
  2. Step 2: Convert to fraction form
    4,712.86/6,503.62 = 2,825.51/x
  3. Step 3: Cross multiply
    4,712.86x = 6,503.62 × 2,825.51
  4. Step 4: Simplify right side
    4,712.86x = 18,376,043.35
  5. Step 5: Solve for x
    x = 18,376,043.35/4,712.86
  6. Step 6: Final answer
    x = 3,899.13

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1.5x scale

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.