Home / 4,820.06-6,651.51-2,830.57

Finding the Fourth Proportional to 4,820.06, 6,651.51 and 2,830.57

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Solution

The fourth proportional to 4,820.06, 6,651.51 and 2,830.57 is: 3,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.06 : 6,651.51 = 2,830.57 : x
  2. Step 2: Convert to fraction form
    4,820.06/6,651.51 = 2,830.57/x
  3. Step 3: Cross multiply
    4,820.06x = 6,651.51 × 2,830.57
  4. Step 4: Simplify right side
    4,820.06x = 18,827,531.40
  5. Step 5: Solve for x
    x = 18,827,531.40/4,820.06
  6. Step 6: Final answer
    x = 3,906.08

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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.