Home / 3,852.47-5,316.57-2,173.94

Finding the Fourth Proportional to 3,852.47, 5,316.57 and 2,173.94

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Solution

The fourth proportional to 3,852.47, 5,316.57 and 2,173.94 is: 3,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.47 : 5,316.57 = 2,173.94 : x
  2. Step 2: Convert to fraction form
    3,852.47/5,316.57 = 2,173.94/x
  3. Step 3: Cross multiply
    3,852.47x = 5,316.57 × 2,173.94
  4. Step 4: Simplify right side
    3,852.47x = 11,557,904.19
  5. Step 5: Solve for x
    x = 11,557,904.19/3,852.47
  6. Step 6: Final answer
    x = 3,000.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.