Home / 2,014.19-2,777.61-1,571.93

Finding the Fourth Proportional to 2,014.19, 2,777.61 and 1,571.93

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Solution

The fourth proportional to 2,014.19, 2,777.61 and 1,571.93 is: 2,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.19 : 2,777.61 = 1,571.93 : x
  2. Step 2: Convert to fraction form
    2,014.19/2,777.61 = 1,571.93/x
  3. Step 3: Cross multiply
    2,014.19x = 2,777.61 × 1,571.93
  4. Step 4: Simplify right side
    2,014.19x = 4,366,208.49
  5. Step 5: Solve for x
    x = 4,366,208.49/2,014.19
  6. Step 6: Final answer
    x = 2,167.72

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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.