Home / 6,180.52-8,529.06-3,386.12

Finding the Fourth Proportional to 6,180.52, 8,529.06 and 3,386.12

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Solution

The fourth proportional to 6,180.52, 8,529.06 and 3,386.12 is: 4,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.52 : 8,529.06 = 3,386.12 : x
  2. Step 2: Convert to fraction form
    6,180.52/8,529.06 = 3,386.12/x
  3. Step 3: Cross multiply
    6,180.52x = 8,529.06 × 3,386.12
  4. Step 4: Simplify right side
    6,180.52x = 28,880,420.65
  5. Step 5: Solve for x
    x = 28,880,420.65/6,180.52
  6. Step 6: Final answer
    x = 4,672.81

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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.