Home / 2,316.05-3,474.28-755.99

Finding the Fourth Proportional to 2,316.05, 3,474.28 and 755.99

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Solution

The fourth proportional to 2,316.05, 3,474.28 and 755.99 is: 1,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.05 : 3,474.28 = 755.99 : x
  2. Step 2: Convert to fraction form
    2,316.05/3,474.28 = 755.99/x
  3. Step 3: Cross multiply
    2,316.05x = 3,474.28 × 755.99
  4. Step 4: Simplify right side
    2,316.05x = 2,626,503.57
  5. Step 5: Solve for x
    x = 2,626,503.57/2,316.05
  6. Step 6: Final answer
    x = 1,134.05

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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.