Home / 5,730.51-7,905.69-3,492.09

Finding the Fourth Proportional to 5,730.51, 7,905.69 and 3,492.09

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Solution

The fourth proportional to 5,730.51, 7,905.69 and 3,492.09 is: 4,817.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.51 : 7,905.69 = 3,492.09 : x
  2. Step 2: Convert to fraction form
    5,730.51/7,905.69 = 3,492.09/x
  3. Step 3: Cross multiply
    5,730.51x = 7,905.69 × 3,492.09
  4. Step 4: Simplify right side
    5,730.51x = 27,607,380.99
  5. Step 5: Solve for x
    x = 27,607,380.99/5,730.51
  6. Step 6: Final answer
    x = 4,817.61

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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.