Home / 2,967.80-4,095.47-1,708.82

Finding the Fourth Proportional to 2,967.80, 4,095.47 and 1,708.82

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Solution

The fourth proportional to 2,967.80, 4,095.47 and 1,708.82 is: 2,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.80 : 4,095.47 = 1,708.82 : x
  2. Step 2: Convert to fraction form
    2,967.80/4,095.47 = 1,708.82/x
  3. Step 3: Cross multiply
    2,967.80x = 4,095.47 × 1,708.82
  4. Step 4: Simplify right side
    2,967.80x = 6,998,392.02
  5. Step 5: Solve for x
    x = 6,998,392.02/2,967.80
  6. Step 6: Final answer
    x = 2,358.11

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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.