Home / 1,746.62-2,621.64-1,283.09

Finding the Fourth Proportional to 1,746.62, 2,621.64 and 1,283.09

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Solution

The fourth proportional to 1,746.62, 2,621.64 and 1,283.09 is: 1,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.62 : 2,621.64 = 1,283.09 : x
  2. Step 2: Convert to fraction form
    1,746.62/2,621.64 = 1,283.09/x
  3. Step 3: Cross multiply
    1,746.62x = 2,621.64 × 1,283.09
  4. Step 4: Simplify right side
    1,746.62x = 3,363,800.07
  5. Step 5: Solve for x
    x = 3,363,800.07/1,746.62
  6. Step 6: Final answer
    x = 1,925.90

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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.