Home / 6,180.36-8,529.50-3,528.16

Finding the Fourth Proportional to 6,180.36, 8,529.50 and 3,528.16

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Solution

The fourth proportional to 6,180.36, 8,529.50 and 3,528.16 is: 4,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.36 : 8,529.50 = 3,528.16 : x
  2. Step 2: Convert to fraction form
    6,180.36/8,529.50 = 3,528.16/x
  3. Step 3: Cross multiply
    6,180.36x = 8,529.50 × 3,528.16
  4. Step 4: Simplify right side
    6,180.36x = 30,093,428.22
  5. Step 5: Solve for x
    x = 30,093,428.22/6,180.36
  6. Step 6: Final answer
    x = 4,869.21

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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.