Home / 4,723.62-6,518.91-3,127.51

Finding the Fourth Proportional to 4,723.62, 6,518.91 and 3,127.51

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Solution

The fourth proportional to 4,723.62, 6,518.91 and 3,127.51 is: 4,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.62 : 6,518.91 = 3,127.51 : x
  2. Step 2: Convert to fraction form
    4,723.62/6,518.91 = 3,127.51/x
  3. Step 3: Cross multiply
    4,723.62x = 6,518.91 × 3,127.51
  4. Step 4: Simplify right side
    4,723.62x = 20,387,956.21
  5. Step 5: Solve for x
    x = 20,387,956.21/4,723.62
  6. Step 6: Final answer
    x = 4,316.17

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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.