Home / 2,962.01-4,083-2,123.66

Finding the Fourth Proportional to 2,962.01, 4,083 and 2,123.66

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Solution

The fourth proportional to 2,962.01, 4,083 and 2,123.66 is: 2,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.01 : 4,083 = 2,123.66 : x
  2. Step 2: Convert to fraction form
    2,962.01/4,083 = 2,123.66/x
  3. Step 3: Cross multiply
    2,962.01x = 4,083 × 2,123.66
  4. Step 4: Simplify right side
    2,962.01x = 8,670,903.78
  5. Step 5: Solve for x
    x = 8,670,903.78/2,962.01
  6. Step 6: Final answer
    x = 2,927.37

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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.