Home / 3,092.59-4,639.08-1,012.81

Finding the Fourth Proportional to 3,092.59, 4,639.08 and 1,012.81

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Solution

The fourth proportional to 3,092.59, 4,639.08 and 1,012.81 is: 1,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.59 : 4,639.08 = 1,012.81 : x
  2. Step 2: Convert to fraction form
    3,092.59/4,639.08 = 1,012.81/x
  3. Step 3: Cross multiply
    3,092.59x = 4,639.08 × 1,012.81
  4. Step 4: Simplify right side
    3,092.59x = 4,698,506.61
  5. Step 5: Solve for x
    x = 4,698,506.61/3,092.59
  6. Step 6: Final answer
    x = 1,519.28

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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.