Home / 6,889.91-10,330.76-4,671.45

Finding the Fourth Proportional to 6,889.91, 10,330.76 and 4,671.45

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Solution

The fourth proportional to 6,889.91, 10,330.76 and 4,671.45 is: 7,004.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.91 : 10,330.76 = 4,671.45 : x
  2. Step 2: Convert to fraction form
    6,889.91/10,330.76 = 4,671.45/x
  3. Step 3: Cross multiply
    6,889.91x = 10,330.76 × 4,671.45
  4. Step 4: Simplify right side
    6,889.91x = 48,259,605.44
  5. Step 5: Solve for x
    x = 48,259,605.44/6,889.91
  6. Step 6: Final answer
    x = 7,004.39

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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.