Home / 2,630.08-3,629.12-1,511.06

Finding the Fourth Proportional to 2,630.08, 3,629.12 and 1,511.06

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Solution

The fourth proportional to 2,630.08, 3,629.12 and 1,511.06 is: 2,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.08 : 3,629.12 = 1,511.06 : x
  2. Step 2: Convert to fraction form
    2,630.08/3,629.12 = 1,511.06/x
  3. Step 3: Cross multiply
    2,630.08x = 3,629.12 × 1,511.06
  4. Step 4: Simplify right side
    2,630.08x = 5,483,818.07
  5. Step 5: Solve for x
    x = 5,483,818.07/2,630.08
  6. Step 6: Final answer
    x = 2,085.04

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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.