Home / 4,220.18-6,323.33-1,445.33

Finding the Fourth Proportional to 4,220.18, 6,323.33 and 1,445.33

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Solution

The fourth proportional to 4,220.18, 6,323.33 and 1,445.33 is: 2,165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.18 : 6,323.33 = 1,445.33 : x
  2. Step 2: Convert to fraction form
    4,220.18/6,323.33 = 1,445.33/x
  3. Step 3: Cross multiply
    4,220.18x = 6,323.33 × 1,445.33
  4. Step 4: Simplify right side
    4,220.18x = 9,139,302.98
  5. Step 5: Solve for x
    x = 9,139,302.98/4,220.18
  6. Step 6: Final answer
    x = 2,165.62

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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.