Home / 7,054.05-10,583.78-3,155.66

Finding the Fourth Proportional to 7,054.05, 10,583.78 and 3,155.66

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Solution

The fourth proportional to 7,054.05, 10,583.78 and 3,155.66 is: 4,734.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.05 : 10,583.78 = 3,155.66 : x
  2. Step 2: Convert to fraction form
    7,054.05/10,583.78 = 3,155.66/x
  3. Step 3: Cross multiply
    7,054.05x = 10,583.78 × 3,155.66
  4. Step 4: Simplify right side
    7,054.05x = 33,398,742.50
  5. Step 5: Solve for x
    x = 33,398,742.50/7,054.05
  6. Step 6: Final answer
    x = 4,734.69

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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.