Home / 3,902.63-5,852.48-1,269.45

Finding the Fourth Proportional to 3,902.63, 5,852.48 and 1,269.45

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Solution

The fourth proportional to 3,902.63, 5,852.48 and 1,269.45 is: 1,903.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.63 : 5,852.48 = 1,269.45 : x
  2. Step 2: Convert to fraction form
    3,902.63/5,852.48 = 1,269.45/x
  3. Step 3: Cross multiply
    3,902.63x = 5,852.48 × 1,269.45
  4. Step 4: Simplify right side
    3,902.63x = 7,429,411.50
  5. Step 5: Solve for x
    x = 7,429,411.50/3,902.63
  6. Step 6: Final answer
    x = 1,903.69

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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.