Home / 4,486.69-6,178.56-3,490.29

Finding the Fourth Proportional to 4,486.69, 6,178.56 and 3,490.29

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Solution

The fourth proportional to 4,486.69, 6,178.56 and 3,490.29 is: 4,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.69 : 6,178.56 = 3,490.29 : x
  2. Step 2: Convert to fraction form
    4,486.69/6,178.56 = 3,490.29/x
  3. Step 3: Cross multiply
    4,486.69x = 6,178.56 × 3,490.29
  4. Step 4: Simplify right side
    4,486.69x = 21,564,935.29
  5. Step 5: Solve for x
    x = 21,564,935.29/4,486.69
  6. Step 6: Final answer
    x = 4,806.43

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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.