Home / 3,289.51-4,537.40-1,962.19

Finding the Fourth Proportional to 3,289.51, 4,537.40 and 1,962.19

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Solution

The fourth proportional to 3,289.51, 4,537.40 and 1,962.19 is: 2,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.51 : 4,537.40 = 1,962.19 : x
  2. Step 2: Convert to fraction form
    3,289.51/4,537.40 = 1,962.19/x
  3. Step 3: Cross multiply
    3,289.51x = 4,537.40 × 1,962.19
  4. Step 4: Simplify right side
    3,289.51x = 8,903,227.11
  5. Step 5: Solve for x
    x = 8,903,227.11/3,289.51
  6. Step 6: Final answer
    x = 2,706.55

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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.