Home / 4,988.59-6,882.77-2,998.42

Finding the Fourth Proportional to 4,988.59, 6,882.77 and 2,998.42

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Solution

The fourth proportional to 4,988.59, 6,882.77 and 2,998.42 is: 4,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.59 : 6,882.77 = 2,998.42 : x
  2. Step 2: Convert to fraction form
    4,988.59/6,882.77 = 2,998.42/x
  3. Step 3: Cross multiply
    4,988.59x = 6,882.77 × 2,998.42
  4. Step 4: Simplify right side
    4,988.59x = 20,637,425.51
  5. Step 5: Solve for x
    x = 20,637,425.51/4,988.59
  6. Step 6: Final answer
    x = 4,136.93

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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.