Home / 4,281.90-6,412.59-2,196.42

Finding the Fourth Proportional to 4,281.90, 6,412.59 and 2,196.42

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Solution

The fourth proportional to 4,281.90, 6,412.59 and 2,196.42 is: 3,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.90 : 6,412.59 = 2,196.42 : x
  2. Step 2: Convert to fraction form
    4,281.90/6,412.59 = 2,196.42/x
  3. Step 3: Cross multiply
    4,281.90x = 6,412.59 × 2,196.42
  4. Step 4: Simplify right side
    4,281.90x = 14,084,740.93
  5. Step 5: Solve for x
    x = 14,084,740.93/4,281.90
  6. Step 6: Final answer
    x = 3,289.37

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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.