Home / 2,962.78-4,442.75-1,730.51

Finding the Fourth Proportional to 2,962.78, 4,442.75 and 1,730.51

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Solution

The fourth proportional to 2,962.78, 4,442.75 and 1,730.51 is: 2,594.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.78 : 4,442.75 = 1,730.51 : x
  2. Step 2: Convert to fraction form
    2,962.78/4,442.75 = 1,730.51/x
  3. Step 3: Cross multiply
    2,962.78x = 4,442.75 × 1,730.51
  4. Step 4: Simplify right side
    2,962.78x = 7,688,240.58
  5. Step 5: Solve for x
    x = 7,688,240.58/2,962.78
  6. Step 6: Final answer
    x = 2,594.94

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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.