Home / 1,554.99-2,330.30-1,322.96

Finding the Fourth Proportional to 1,554.99, 2,330.30 and 1,322.96

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Solution

The fourth proportional to 1,554.99, 2,330.30 and 1,322.96 is: 1,982.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.99 : 2,330.30 = 1,322.96 : x
  2. Step 2: Convert to fraction form
    1,554.99/2,330.30 = 1,322.96/x
  3. Step 3: Cross multiply
    1,554.99x = 2,330.30 × 1,322.96
  4. Step 4: Simplify right side
    1,554.99x = 3,082,893.69
  5. Step 5: Solve for x
    x = 3,082,893.69/1,554.99
  6. Step 6: Final answer
    x = 1,982.58

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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.