Home / 7,439.64-11,159.44-3,054

Finding the Fourth Proportional to 7,439.64, 11,159.44 and 3,054

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Solution

The fourth proportional to 7,439.64, 11,159.44 and 3,054 is: 4,580.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.64 : 11,159.44 = 3,054 : x
  2. Step 2: Convert to fraction form
    7,439.64/11,159.44 = 3,054/x
  3. Step 3: Cross multiply
    7,439.64x = 11,159.44 × 3,054
  4. Step 4: Simplify right side
    7,439.64x = 34,080,929.76
  5. Step 5: Solve for x
    x = 34,080,929.76/7,439.64
  6. Step 6: Final answer
    x = 4,580.99

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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.