Home / 6,712.08-10,074.52-4,120.08

Finding the Fourth Proportional to 6,712.08, 10,074.52 and 4,120.08

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Solution

The fourth proportional to 6,712.08, 10,074.52 and 4,120.08 is: 6,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.08 : 10,074.52 = 4,120.08 : x
  2. Step 2: Convert to fraction form
    6,712.08/10,074.52 = 4,120.08/x
  3. Step 3: Cross multiply
    6,712.08x = 10,074.52 × 4,120.08
  4. Step 4: Simplify right side
    6,712.08x = 41,507,828.36
  5. Step 5: Solve for x
    x = 41,507,828.36/6,712.08
  6. Step 6: Final answer
    x = 6,184.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.