Home / 6,822.78-10,234.16-4,626.06

Finding the Fourth Proportional to 6,822.78, 10,234.16 and 4,626.06

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Solution

The fourth proportional to 6,822.78, 10,234.16 and 4,626.06 is: 6,939.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.78 : 10,234.16 = 4,626.06 : x
  2. Step 2: Convert to fraction form
    6,822.78/10,234.16 = 4,626.06/x
  3. Step 3: Cross multiply
    6,822.78x = 10,234.16 × 4,626.06
  4. Step 4: Simplify right side
    6,822.78x = 47,343,838.21
  5. Step 5: Solve for x
    x = 47,343,838.21/6,822.78
  6. Step 6: Final answer
    x = 6,939.08

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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.