Home / 1,950.23-2,921.02-1,400.76

Finding the Fourth Proportional to 1,950.23, 2,921.02 and 1,400.76

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Solution

The fourth proportional to 1,950.23, 2,921.02 and 1,400.76 is: 2,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.23 : 2,921.02 = 1,400.76 : x
  2. Step 2: Convert to fraction form
    1,950.23/2,921.02 = 1,400.76/x
  3. Step 3: Cross multiply
    1,950.23x = 2,921.02 × 1,400.76
  4. Step 4: Simplify right side
    1,950.23x = 4,091,647.98
  5. Step 5: Solve for x
    x = 4,091,647.98/1,950.23
  6. Step 6: Final answer
    x = 2,098.03

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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.