Home / 7,050.68-10,572.81-2,119.35

Finding the Fourth Proportional to 7,050.68, 10,572.81 and 2,119.35

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Solution

The fourth proportional to 7,050.68, 10,572.81 and 2,119.35 is: 3,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.68 : 10,572.81 = 2,119.35 : x
  2. Step 2: Convert to fraction form
    7,050.68/10,572.81 = 2,119.35/x
  3. Step 3: Cross multiply
    7,050.68x = 10,572.81 × 2,119.35
  4. Step 4: Simplify right side
    7,050.68x = 22,407,484.87
  5. Step 5: Solve for x
    x = 22,407,484.87/7,050.68
  6. Step 6: Final answer
    x = 3,178.06

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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.