Home / 2,812.46-4,216.30-1,717.59

Finding the Fourth Proportional to 2,812.46, 4,216.30 and 1,717.59

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Solution

The fourth proportional to 2,812.46, 4,216.30 and 1,717.59 is: 2,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812.46 : 4,216.30 = 1,717.59 : x
  2. Step 2: Convert to fraction form
    2,812.46/4,216.30 = 1,717.59/x
  3. Step 3: Cross multiply
    2,812.46x = 4,216.30 × 1,717.59
  4. Step 4: Simplify right side
    2,812.46x = 7,241,879.10
  5. Step 5: Solve for x
    x = 7,241,879.10/2,812.46
  6. Step 6: Final answer
    x = 2,574.93

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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.