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Finding the Fourth Proportional to 6,180.68, 8,529.68 and 3,528.94

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Solution

The fourth proportional to 6,180.68, 8,529.68 and 3,528.94 is: 4,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.68 : 8,529.68 = 3,528.94 : x
  2. Step 2: Convert to fraction form
    6,180.68/8,529.68 = 3,528.94/x
  3. Step 3: Cross multiply
    6,180.68x = 8,529.68 × 3,528.94
  4. Step 4: Simplify right side
    6,180.68x = 30,100,746.50
  5. Step 5: Solve for x
    x = 30,100,746.50/6,180.68
  6. Step 6: Final answer
    x = 4,870.14

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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.