Home / 2,292.18-3,163.23-1,407.93

Finding the Fourth Proportional to 2,292.18, 3,163.23 and 1,407.93

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Solution

The fourth proportional to 2,292.18, 3,163.23 and 1,407.93 is: 1,942.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.18 : 3,163.23 = 1,407.93 : x
  2. Step 2: Convert to fraction form
    2,292.18/3,163.23 = 1,407.93/x
  3. Step 3: Cross multiply
    2,292.18x = 3,163.23 × 1,407.93
  4. Step 4: Simplify right side
    2,292.18x = 4,453,606.41
  5. Step 5: Solve for x
    x = 4,453,606.41/2,292.18
  6. Step 6: Final answer
    x = 1,942.96

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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.