Home / 6,180.66-8,529.31-3,528.01

Finding the Fourth Proportional to 6,180.66, 8,529.31 and 3,528.01

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Solution

The fourth proportional to 6,180.66, 8,529.31 and 3,528.01 is: 4,868.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.66 : 8,529.31 = 3,528.01 : x
  2. Step 2: Convert to fraction form
    6,180.66/8,529.31 = 3,528.01/x
  3. Step 3: Cross multiply
    6,180.66x = 8,529.31 × 3,528.01
  4. Step 4: Simplify right side
    6,180.66x = 30,091,460.83
  5. Step 5: Solve for x
    x = 30,091,460.83/6,180.66
  6. Step 6: Final answer
    x = 4,868.65

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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.