Home / 7,851.70-10,835.26-4,494.45

Finding the Fourth Proportional to 7,851.70, 10,835.26 and 4,494.45

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Solution

The fourth proportional to 7,851.70, 10,835.26 and 4,494.45 is: 6,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.70 : 10,835.26 = 4,494.45 : x
  2. Step 2: Convert to fraction form
    7,851.70/10,835.26 = 4,494.45/x
  3. Step 3: Cross multiply
    7,851.70x = 10,835.26 × 4,494.45
  4. Step 4: Simplify right side
    7,851.70x = 48,698,523.07
  5. Step 5: Solve for x
    x = 48,698,523.07/7,851.70
  6. Step 6: Final answer
    x = 6,202.29

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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.