Home / 3,411.16-5,091.83-2,927.32

Finding the Fourth Proportional to 3,411.16, 5,091.83 and 2,927.32

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Solution

The fourth proportional to 3,411.16, 5,091.83 and 2,927.32 is: 4,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.16 : 5,091.83 = 2,927.32 : x
  2. Step 2: Convert to fraction form
    3,411.16/5,091.83 = 2,927.32/x
  3. Step 3: Cross multiply
    3,411.16x = 5,091.83 × 2,927.32
  4. Step 4: Simplify right side
    3,411.16x = 14,905,415.80
  5. Step 5: Solve for x
    x = 14,905,415.80/3,411.16
  6. Step 6: Final answer
    x = 4,369.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.