Home / 1,795.98-2,479.77-1,098.30

Finding the Fourth Proportional to 1,795.98, 2,479.77 and 1,098.30

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Solution

The fourth proportional to 1,795.98, 2,479.77 and 1,098.30 is: 1,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.98 : 2,479.77 = 1,098.30 : x
  2. Step 2: Convert to fraction form
    1,795.98/2,479.77 = 1,098.30/x
  3. Step 3: Cross multiply
    1,795.98x = 2,479.77 × 1,098.30
  4. Step 4: Simplify right side
    1,795.98x = 2,723,531.39
  5. Step 5: Solve for x
    x = 2,723,531.39/1,795.98
  6. Step 6: Final answer
    x = 1,516.46

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1.5x scale

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.