Home / 3,943.34-5,445.09-3,522.95

Finding the Fourth Proportional to 3,943.34, 5,445.09 and 3,522.95

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Solution

The fourth proportional to 3,943.34, 5,445.09 and 3,522.95 is: 4,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.34 : 5,445.09 = 3,522.95 : x
  2. Step 2: Convert to fraction form
    3,943.34/5,445.09 = 3,522.95/x
  3. Step 3: Cross multiply
    3,943.34x = 5,445.09 × 3,522.95
  4. Step 4: Simplify right side
    3,943.34x = 19,182,762.20
  5. Step 5: Solve for x
    x = 19,182,762.20/3,943.34
  6. Step 6: Final answer
    x = 4,864.60

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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.