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Finding the Fourth Proportional to 3,364.99, 5,048.29 and 1,056.49

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Solution

The fourth proportional to 3,364.99, 5,048.29 and 1,056.49 is: 1,584.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.99 : 5,048.29 = 1,056.49 : x
  2. Step 2: Convert to fraction form
    3,364.99/5,048.29 = 1,056.49/x
  3. Step 3: Cross multiply
    3,364.99x = 5,048.29 × 1,056.49
  4. Step 4: Simplify right side
    3,364.99x = 5,333,462.62
  5. Step 5: Solve for x
    x = 5,333,462.62/3,364.99
  6. Step 6: Final answer
    x = 1,584.99

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Double scale
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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.