Home / 5,346.90-8,021.74-2,225.92

Finding the Fourth Proportional to 5,346.90, 8,021.74 and 2,225.92

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Solution

The fourth proportional to 5,346.90, 8,021.74 and 2,225.92 is: 3,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.90 : 8,021.74 = 2,225.92 : x
  2. Step 2: Convert to fraction form
    5,346.90/8,021.74 = 2,225.92/x
  3. Step 3: Cross multiply
    5,346.90x = 8,021.74 × 2,225.92
  4. Step 4: Simplify right side
    5,346.90x = 17,855,751.50
  5. Step 5: Solve for x
    x = 17,855,751.50/5,346.90
  6. Step 6: Final answer
    x = 3,339.46

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1.5x scale

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.