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Finding the Fourth Proportional to 1,502.83, 2,254.25 and 983.27

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Solution

The fourth proportional to 1,502.83, 2,254.25 and 983.27 is: 1,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.83 : 2,254.25 = 983.27 : x
  2. Step 2: Convert to fraction form
    1,502.83/2,254.25 = 983.27/x
  3. Step 3: Cross multiply
    1,502.83x = 2,254.25 × 983.27
  4. Step 4: Simplify right side
    1,502.83x = 2,216,525.85
  5. Step 5: Solve for x
    x = 2,216,525.85/1,502.83
  6. Step 6: Final answer
    x = 1,474.90

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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.