Home / 3,522.29-5,253.56-2,970.64

Finding the Fourth Proportional to 3,522.29, 5,253.56 and 2,970.64

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Solution

The fourth proportional to 3,522.29, 5,253.56 and 2,970.64 is: 4,430.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.29 : 5,253.56 = 2,970.64 : x
  2. Step 2: Convert to fraction form
    3,522.29/5,253.56 = 2,970.64/x
  3. Step 3: Cross multiply
    3,522.29x = 5,253.56 × 2,970.64
  4. Step 4: Simplify right side
    3,522.29x = 15,606,438.33
  5. Step 5: Solve for x
    x = 15,606,438.33/3,522.29
  6. Step 6: Final answer
    x = 4,430.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.