Home / 5,492.25-7,579.31-4,001.45

Finding the Fourth Proportional to 5,492.25, 7,579.31 and 4,001.45

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Solution

The fourth proportional to 5,492.25, 7,579.31 and 4,001.45 is: 5,521.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.25 : 7,579.31 = 4,001.45 : x
  2. Step 2: Convert to fraction form
    5,492.25/7,579.31 = 4,001.45/x
  3. Step 3: Cross multiply
    5,492.25x = 7,579.31 × 4,001.45
  4. Step 4: Simplify right side
    5,492.25x = 30,328,172.10
  5. Step 5: Solve for x
    x = 30,328,172.10/5,492.25
  6. Step 6: Final answer
    x = 5,521.99

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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.