Home / 4,975.09-6,864.14-2,984.92

Finding the Fourth Proportional to 4,975.09, 6,864.14 and 2,984.92

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Solution

The fourth proportional to 4,975.09, 6,864.14 and 2,984.92 is: 4,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.09 : 6,864.14 = 2,984.92 : x
  2. Step 2: Convert to fraction form
    4,975.09/6,864.14 = 2,984.92/x
  3. Step 3: Cross multiply
    4,975.09x = 6,864.14 × 2,984.92
  4. Step 4: Simplify right side
    4,975.09x = 20,488,899.07
  5. Step 5: Solve for x
    x = 20,488,899.07/4,975.09
  6. Step 6: Final answer
    x = 4,118.30

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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.