Home / 4,988.36-6,885.33-2,892.08

Finding the Fourth Proportional to 4,988.36, 6,885.33 and 2,892.08

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Solution

The fourth proportional to 4,988.36, 6,885.33 and 2,892.08 is: 3,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.36 : 6,885.33 = 2,892.08 : x
  2. Step 2: Convert to fraction form
    4,988.36/6,885.33 = 2,892.08/x
  3. Step 3: Cross multiply
    4,988.36x = 6,885.33 × 2,892.08
  4. Step 4: Simplify right side
    4,988.36x = 19,912,925.19
  5. Step 5: Solve for x
    x = 19,912,925.19/4,988.36
  6. Step 6: Final answer
    x = 3,991.88

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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.