Home / 5,622.34-7,758.93-3,636.36

Finding the Fourth Proportional to 5,622.34, 7,758.93 and 3,636.36

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Solution

The fourth proportional to 5,622.34, 7,758.93 and 3,636.36 is: 5,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.34 : 7,758.93 = 3,636.36 : x
  2. Step 2: Convert to fraction form
    5,622.34/7,758.93 = 3,636.36/x
  3. Step 3: Cross multiply
    5,622.34x = 7,758.93 × 3,636.36
  4. Step 4: Simplify right side
    5,622.34x = 28,214,231.74
  5. Step 5: Solve for x
    x = 28,214,231.74/5,622.34
  6. Step 6: Final answer
    x = 5,018.24

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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.