Home / 2,272.50-3,409.02-1,176.30

Finding the Fourth Proportional to 2,272.50, 3,409.02 and 1,176.30

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Solution

The fourth proportional to 2,272.50, 3,409.02 and 1,176.30 is: 1,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.50 : 3,409.02 = 1,176.30 : x
  2. Step 2: Convert to fraction form
    2,272.50/3,409.02 = 1,176.30/x
  3. Step 3: Cross multiply
    2,272.50x = 3,409.02 × 1,176.30
  4. Step 4: Simplify right side
    2,272.50x = 4,010,030.23
  5. Step 5: Solve for x
    x = 4,010,030.23/2,272.50
  6. Step 6: Final answer
    x = 1,764.59

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1.5x scale

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.