Home / 3,574.04-5,360.64-1,492.78

Finding the Fourth Proportional to 3,574.04, 5,360.64 and 1,492.78

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Solution

The fourth proportional to 3,574.04, 5,360.64 and 1,492.78 is: 2,238.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.04 : 5,360.64 = 1,492.78 : x
  2. Step 2: Convert to fraction form
    3,574.04/5,360.64 = 1,492.78/x
  3. Step 3: Cross multiply
    3,574.04x = 5,360.64 × 1,492.78
  4. Step 4: Simplify right side
    3,574.04x = 8,002,256.18
  5. Step 5: Solve for x
    x = 8,002,256.18/3,574.04
  6. Step 6: Final answer
    x = 2,238.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.