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Finding the Fourth Proportional to 2,483.63, 3,725.51 and 752.25

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Solution

The fourth proportional to 2,483.63, 3,725.51 and 752.25 is: 1,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.63 : 3,725.51 = 752.25 : x
  2. Step 2: Convert to fraction form
    2,483.63/3,725.51 = 752.25/x
  3. Step 3: Cross multiply
    2,483.63x = 3,725.51 × 752.25
  4. Step 4: Simplify right side
    2,483.63x = 2,802,511.14
  5. Step 5: Solve for x
    x = 2,802,511.14/2,483.63
  6. Step 6: Final answer
    x = 1,128.40

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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.