Home / 3,957.90-5,937.66-1,184.76

Finding the Fourth Proportional to 3,957.90, 5,937.66 and 1,184.76

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Solution

The fourth proportional to 3,957.90, 5,937.66 and 1,184.76 is: 1,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.90 : 5,937.66 = 1,184.76 : x
  2. Step 2: Convert to fraction form
    3,957.90/5,937.66 = 1,184.76/x
  3. Step 3: Cross multiply
    3,957.90x = 5,937.66 × 1,184.76
  4. Step 4: Simplify right side
    3,957.90x = 7,034,702.06
  5. Step 5: Solve for x
    x = 7,034,702.06/3,957.90
  6. Step 6: Final answer
    x = 1,777.38

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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.