Home / 5,063.32-6,983.61-3,718.51

Finding the Fourth Proportional to 5,063.32, 6,983.61 and 3,718.51

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Solution

The fourth proportional to 5,063.32, 6,983.61 and 3,718.51 is: 5,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.32 : 6,983.61 = 3,718.51 : x
  2. Step 2: Convert to fraction form
    5,063.32/6,983.61 = 3,718.51/x
  3. Step 3: Cross multiply
    5,063.32x = 6,983.61 × 3,718.51
  4. Step 4: Simplify right side
    5,063.32x = 25,968,623.62
  5. Step 5: Solve for x
    x = 25,968,623.62/5,063.32
  6. Step 6: Final answer
    x = 5,128.77

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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.