Home / 5,730.77-7,908.43-3,492.18

Finding the Fourth Proportional to 5,730.77, 7,908.43 and 3,492.18

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Solution

The fourth proportional to 5,730.77, 7,908.43 and 3,492.18 is: 4,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.77 : 7,908.43 = 3,492.18 : x
  2. Step 2: Convert to fraction form
    5,730.77/7,908.43 = 3,492.18/x
  3. Step 3: Cross multiply
    5,730.77x = 7,908.43 × 3,492.18
  4. Step 4: Simplify right side
    5,730.77x = 27,617,661.08
  5. Step 5: Solve for x
    x = 27,617,661.08/5,730.77
  6. Step 6: Final answer
    x = 4,819.19

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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.