Home / 7,378.45-10,195.23-5,898.58

Finding the Fourth Proportional to 7,378.45, 10,195.23 and 5,898.58

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Solution

The fourth proportional to 7,378.45, 10,195.23 and 5,898.58 is: 8,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.45 : 10,195.23 = 5,898.58 : x
  2. Step 2: Convert to fraction form
    7,378.45/10,195.23 = 5,898.58/x
  3. Step 3: Cross multiply
    7,378.45x = 10,195.23 × 5,898.58
  4. Step 4: Simplify right side
    7,378.45x = 60,137,379.77
  5. Step 5: Solve for x
    x = 60,137,379.77/7,378.45
  6. Step 6: Final answer
    x = 8,150.41

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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.