Home / 6,328.76-8,730.18-4,439.57

Finding the Fourth Proportional to 6,328.76, 8,730.18 and 4,439.57

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Solution

The fourth proportional to 6,328.76, 8,730.18 and 4,439.57 is: 6,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.76 : 8,730.18 = 4,439.57 : x
  2. Step 2: Convert to fraction form
    6,328.76/8,730.18 = 4,439.57/x
  3. Step 3: Cross multiply
    6,328.76x = 8,730.18 × 4,439.57
  4. Step 4: Simplify right side
    6,328.76x = 38,758,201.57
  5. Step 5: Solve for x
    x = 38,758,201.57/6,328.76
  6. Step 6: Final answer
    x = 6,124.14

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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.