Home / 1,364.35-2,048.55-1,056.55

Finding the Fourth Proportional to 1,364.35, 2,048.55 and 1,056.55

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Solution

The fourth proportional to 1,364.35, 2,048.55 and 1,056.55 is: 1,586.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.35 : 2,048.55 = 1,056.55 : x
  2. Step 2: Convert to fraction form
    1,364.35/2,048.55 = 1,056.55/x
  3. Step 3: Cross multiply
    1,364.35x = 2,048.55 × 1,056.55
  4. Step 4: Simplify right side
    1,364.35x = 2,164,395.50
  5. Step 5: Solve for x
    x = 2,164,395.50/1,364.35
  6. Step 6: Final answer
    x = 1,586.39

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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.