Home / 8,274.15-12,411.63-2,727.47

Finding the Fourth Proportional to 8,274.15, 12,411.63 and 2,727.47

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Solution

The fourth proportional to 8,274.15, 12,411.63 and 2,727.47 is: 4,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.15 : 12,411.63 = 2,727.47 : x
  2. Step 2: Convert to fraction form
    8,274.15/12,411.63 = 2,727.47/x
  3. Step 3: Cross multiply
    8,274.15x = 12,411.63 × 2,727.47
  4. Step 4: Simplify right side
    8,274.15x = 33,852,379.51
  5. Step 5: Solve for x
    x = 33,852,379.51/8,274.15
  6. Step 6: Final answer
    x = 4,091.34

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1.5x scale

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.