Home / 5,730.03-7,905.08-3,491.09

Finding the Fourth Proportional to 5,730.03, 7,905.08 and 3,491.09

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Solution

The fourth proportional to 5,730.03, 7,905.08 and 3,491.09 is: 4,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.03 : 7,905.08 = 3,491.09 : x
  2. Step 2: Convert to fraction form
    5,730.03/7,905.08 = 3,491.09/x
  3. Step 3: Cross multiply
    5,730.03x = 7,905.08 × 3,491.09
  4. Step 4: Simplify right side
    5,730.03x = 27,597,345.74
  5. Step 5: Solve for x
    x = 27,597,345.74/5,730.03
  6. Step 6: Final answer
    x = 4,816.27

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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.