Home / 3,051.46-4,211.32-1,873.30

Finding the Fourth Proportional to 3,051.46, 4,211.32 and 1,873.30

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Solution

The fourth proportional to 3,051.46, 4,211.32 and 1,873.30 is: 2,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.46 : 4,211.32 = 1,873.30 : x
  2. Step 2: Convert to fraction form
    3,051.46/4,211.32 = 1,873.30/x
  3. Step 3: Cross multiply
    3,051.46x = 4,211.32 × 1,873.30
  4. Step 4: Simplify right side
    3,051.46x = 7,889,065.76
  5. Step 5: Solve for x
    x = 7,889,065.76/3,051.46
  6. Step 6: Final answer
    x = 2,585.34

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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.