Home / 2,622.51-3,622.95-2,030.22

Finding the Fourth Proportional to 2,622.51, 3,622.95 and 2,030.22

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Solution

The fourth proportional to 2,622.51, 3,622.95 and 2,030.22 is: 2,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.51 : 3,622.95 = 2,030.22 : x
  2. Step 2: Convert to fraction form
    2,622.51/3,622.95 = 2,030.22/x
  3. Step 3: Cross multiply
    2,622.51x = 3,622.95 × 2,030.22
  4. Step 4: Simplify right side
    2,622.51x = 7,355,385.55
  5. Step 5: Solve for x
    x = 7,355,385.55/2,622.51
  6. Step 6: Final answer
    x = 2,804.71

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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.