Home / 6,904.72-10,357.40-1,975.06

Finding the Fourth Proportional to 6,904.72, 10,357.40 and 1,975.06

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Solution

The fourth proportional to 6,904.72, 10,357.40 and 1,975.06 is: 2,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.72 : 10,357.40 = 1,975.06 : x
  2. Step 2: Convert to fraction form
    6,904.72/10,357.40 = 1,975.06/x
  3. Step 3: Cross multiply
    6,904.72x = 10,357.40 × 1,975.06
  4. Step 4: Simplify right side
    6,904.72x = 20,456,486.44
  5. Step 5: Solve for x
    x = 20,456,486.44/6,904.72
  6. Step 6: Final answer
    x = 2,962.68

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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.