Home / 1,657.06-2,302.07-1,641.85

Finding the Fourth Proportional to 1,657.06, 2,302.07 and 1,641.85

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Solution

The fourth proportional to 1,657.06, 2,302.07 and 1,641.85 is: 2,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.06 : 2,302.07 = 1,641.85 : x
  2. Step 2: Convert to fraction form
    1,657.06/2,302.07 = 1,641.85/x
  3. Step 3: Cross multiply
    1,657.06x = 2,302.07 × 1,641.85
  4. Step 4: Simplify right side
    1,657.06x = 3,779,653.63
  5. Step 5: Solve for x
    x = 3,779,653.63/1,657.06
  6. Step 6: Final answer
    x = 2,280.94

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.