Home / 4,281.67-6,412.65-2,196.55

Finding the Fourth Proportional to 4,281.67, 6,412.65 and 2,196.55

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Solution

The fourth proportional to 4,281.67, 6,412.65 and 2,196.55 is: 3,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.67 : 6,412.65 = 2,196.55 : x
  2. Step 2: Convert to fraction form
    4,281.67/6,412.65 = 2,196.55/x
  3. Step 3: Cross multiply
    4,281.67x = 6,412.65 × 2,196.55
  4. Step 4: Simplify right side
    4,281.67x = 14,085,706.36
  5. Step 5: Solve for x
    x = 14,085,706.36/4,281.67
  6. Step 6: Final answer
    x = 3,289.77

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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.