Home / 5,918.02-8,166.90-3,265.43

Finding the Fourth Proportional to 5,918.02, 8,166.90 and 3,265.43

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Solution

The fourth proportional to 5,918.02, 8,166.90 and 3,265.43 is: 4,506.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.02 : 8,166.90 = 3,265.43 : x
  2. Step 2: Convert to fraction form
    5,918.02/8,166.90 = 3,265.43/x
  3. Step 3: Cross multiply
    5,918.02x = 8,166.90 × 3,265.43
  4. Step 4: Simplify right side
    5,918.02x = 26,668,423.94
  5. Step 5: Solve for x
    x = 26,668,423.94/5,918.02
  6. Step 6: Final answer
    x = 4,506.31

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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.