Home / 4,512.51-6,216.55-4,290.17

Finding the Fourth Proportional to 4,512.51, 6,216.55 and 4,290.17

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Solution

The fourth proportional to 4,512.51, 6,216.55 and 4,290.17 is: 5,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.51 : 6,216.55 = 4,290.17 : x
  2. Step 2: Convert to fraction form
    4,512.51/6,216.55 = 4,290.17/x
  3. Step 3: Cross multiply
    4,512.51x = 6,216.55 × 4,290.17
  4. Step 4: Simplify right side
    4,512.51x = 26,670,014.51
  5. Step 5: Solve for x
    x = 26,670,014.51/4,512.51
  6. Step 6: Final answer
    x = 5,910.24

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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.