Home / 7,019.66-10,529.44-2,858.69

Finding the Fourth Proportional to 7,019.66, 10,529.44 and 2,858.69

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Solution

The fourth proportional to 7,019.66, 10,529.44 and 2,858.69 is: 4,288.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.66 : 10,529.44 = 2,858.69 : x
  2. Step 2: Convert to fraction form
    7,019.66/10,529.44 = 2,858.69/x
  3. Step 3: Cross multiply
    7,019.66x = 10,529.44 × 2,858.69
  4. Step 4: Simplify right side
    7,019.66x = 30,100,337.89
  5. Step 5: Solve for x
    x = 30,100,337.89/7,019.66
  6. Step 6: Final answer
    x = 4,288.01

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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.