Home / 6,328.68-8,730.90-4,233.48

Finding the Fourth Proportional to 6,328.68, 8,730.90 and 4,233.48

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Solution

The fourth proportional to 6,328.68, 8,730.90 and 4,233.48 is: 5,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.68 : 8,730.90 = 4,233.48 : x
  2. Step 2: Convert to fraction form
    6,328.68/8,730.90 = 4,233.48/x
  3. Step 3: Cross multiply
    6,328.68x = 8,730.90 × 4,233.48
  4. Step 4: Simplify right side
    6,328.68x = 36,962,090.53
  5. Step 5: Solve for x
    x = 36,962,090.53/6,328.68
  6. Step 6: Final answer
    x = 5,840.41

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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.