Home / 5,438.04-7,507.62-3,580.44

Finding the Fourth Proportional to 5,438.04, 7,507.62 and 3,580.44

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Solution

The fourth proportional to 5,438.04, 7,507.62 and 3,580.44 is: 4,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.04 : 7,507.62 = 3,580.44 : x
  2. Step 2: Convert to fraction form
    5,438.04/7,507.62 = 3,580.44/x
  3. Step 3: Cross multiply
    5,438.04x = 7,507.62 × 3,580.44
  4. Step 4: Simplify right side
    5,438.04x = 26,880,582.95
  5. Step 5: Solve for x
    x = 26,880,582.95/5,438.04
  6. Step 6: Final answer
    x = 4,943.06

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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.