Home / 4,790.76-7,185.66-1,670.46

Finding the Fourth Proportional to 4,790.76, 7,185.66 and 1,670.46

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Solution

The fourth proportional to 4,790.76, 7,185.66 and 1,670.46 is: 2,505.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.76 : 7,185.66 = 1,670.46 : x
  2. Step 2: Convert to fraction form
    4,790.76/7,185.66 = 1,670.46/x
  3. Step 3: Cross multiply
    4,790.76x = 7,185.66 × 1,670.46
  4. Step 4: Simplify right side
    4,790.76x = 12,003,357.60
  5. Step 5: Solve for x
    x = 12,003,357.60/4,790.76
  6. Step 6: Final answer
    x = 2,505.52

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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.