Home / 4,492.45-6,738.72-1,570.77

Finding the Fourth Proportional to 4,492.45, 6,738.72 and 1,570.77

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Solution

The fourth proportional to 4,492.45, 6,738.72 and 1,570.77 is: 2,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.45 : 6,738.72 = 1,570.77 : x
  2. Step 2: Convert to fraction form
    4,492.45/6,738.72 = 1,570.77/x
  3. Step 3: Cross multiply
    4,492.45x = 6,738.72 × 1,570.77
  4. Step 4: Simplify right side
    4,492.45x = 10,584,979.21
  5. Step 5: Solve for x
    x = 10,584,979.21/4,492.45
  6. Step 6: Final answer
    x = 2,356.17

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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.