Home / 3,307.12-4,538.90-3,025.55

Finding the Fourth Proportional to 3,307.12, 4,538.90 and 3,025.55

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Solution

The fourth proportional to 3,307.12, 4,538.90 and 3,025.55 is: 4,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.12 : 4,538.90 = 3,025.55 : x
  2. Step 2: Convert to fraction form
    3,307.12/4,538.90 = 3,025.55/x
  3. Step 3: Cross multiply
    3,307.12x = 4,538.90 × 3,025.55
  4. Step 4: Simplify right side
    3,307.12x = 13,732,668.90
  5. Step 5: Solve for x
    x = 13,732,668.90/3,307.12
  6. Step 6: Final answer
    x = 4,152.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.