Home / 1,647.17-2,463.23-1,230.99

Finding the Fourth Proportional to 1,647.17, 2,463.23 and 1,230.99

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Solution

The fourth proportional to 1,647.17, 2,463.23 and 1,230.99 is: 1,840.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647.17 : 2,463.23 = 1,230.99 : x
  2. Step 2: Convert to fraction form
    1,647.17/2,463.23 = 1,230.99/x
  3. Step 3: Cross multiply
    1,647.17x = 2,463.23 × 1,230.99
  4. Step 4: Simplify right side
    1,647.17x = 3,032,205.34
  5. Step 5: Solve for x
    x = 3,032,205.34/1,647.17
  6. Step 6: Final answer
    x = 1,840.86

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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.