Home / 7,555.35-10,425.21-4,197.84

Finding the Fourth Proportional to 7,555.35, 10,425.21 and 4,197.84

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Solution

The fourth proportional to 7,555.35, 10,425.21 and 4,197.84 is: 5,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.35 : 10,425.21 = 4,197.84 : x
  2. Step 2: Convert to fraction form
    7,555.35/10,425.21 = 4,197.84/x
  3. Step 3: Cross multiply
    7,555.35x = 10,425.21 × 4,197.84
  4. Step 4: Simplify right side
    7,555.35x = 43,763,363.55
  5. Step 5: Solve for x
    x = 43,763,363.55/7,555.35
  6. Step 6: Final answer
    x = 5,792.37

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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.