Home / 1,823.91-2,511.95-1,730.06

Finding the Fourth Proportional to 1,823.91, 2,511.95 and 1,730.06

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Solution

The fourth proportional to 1,823.91, 2,511.95 and 1,730.06 is: 2,382.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.91 : 2,511.95 = 1,730.06 : x
  2. Step 2: Convert to fraction form
    1,823.91/2,511.95 = 1,730.06/x
  3. Step 3: Cross multiply
    1,823.91x = 2,511.95 × 1,730.06
  4. Step 4: Simplify right side
    1,823.91x = 4,345,803.01
  5. Step 5: Solve for x
    x = 4,345,803.01/1,823.91
  6. Step 6: Final answer
    x = 2,382.69

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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.