Home / 6,898.45-10,348.64-2,738.89

Finding the Fourth Proportional to 6,898.45, 10,348.64 and 2,738.89

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Solution

The fourth proportional to 6,898.45, 10,348.64 and 2,738.89 is: 4,108.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.45 : 10,348.64 = 2,738.89 : x
  2. Step 2: Convert to fraction form
    6,898.45/10,348.64 = 2,738.89/x
  3. Step 3: Cross multiply
    6,898.45x = 10,348.64 × 2,738.89
  4. Step 4: Simplify right side
    6,898.45x = 28,343,772.92
  5. Step 5: Solve for x
    x = 28,343,772.92/6,898.45
  6. Step 6: Final answer
    x = 4,108.72

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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.