Home / 2,131.23-2,939.76-1,466.93

Finding the Fourth Proportional to 2,131.23, 2,939.76 and 1,466.93

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Solution

The fourth proportional to 2,131.23, 2,939.76 and 1,466.93 is: 2,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131.23 : 2,939.76 = 1,466.93 : x
  2. Step 2: Convert to fraction form
    2,131.23/2,939.76 = 1,466.93/x
  3. Step 3: Cross multiply
    2,131.23x = 2,939.76 × 1,466.93
  4. Step 4: Simplify right side
    2,131.23x = 4,312,407.44
  5. Step 5: Solve for x
    x = 4,312,407.44/2,131.23
  6. Step 6: Final answer
    x = 2,023.44

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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.