Home / 2,369.37-3,554.05-981.18

Finding the Fourth Proportional to 2,369.37, 3,554.05 and 981.18

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Solution

The fourth proportional to 2,369.37, 3,554.05 and 981.18 is: 1,471.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.37 : 3,554.05 = 981.18 : x
  2. Step 2: Convert to fraction form
    2,369.37/3,554.05 = 981.18/x
  3. Step 3: Cross multiply
    2,369.37x = 3,554.05 × 981.18
  4. Step 4: Simplify right side
    2,369.37x = 3,487,160.33
  5. Step 5: Solve for x
    x = 3,487,160.33/2,369.37
  6. Step 6: Final answer
    x = 1,471.77

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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.