Home / 1,795.50-2,477.88-1,557.63

Finding the Fourth Proportional to 1,795.50, 2,477.88 and 1,557.63

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Solution

The fourth proportional to 1,795.50, 2,477.88 and 1,557.63 is: 2,149.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.50 : 2,477.88 = 1,557.63 : x
  2. Step 2: Convert to fraction form
    1,795.50/2,477.88 = 1,557.63/x
  3. Step 3: Cross multiply
    1,795.50x = 2,477.88 × 1,557.63
  4. Step 4: Simplify right side
    1,795.50x = 3,859,620.22
  5. Step 5: Solve for x
    x = 3,859,620.22/1,795.50
  6. Step 6: Final answer
    x = 2,149.61

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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.