Home / 3,808.51-5,709.93-2,572.45

Finding the Fourth Proportional to 3,808.51, 5,709.93 and 2,572.45

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Solution

The fourth proportional to 3,808.51, 5,709.93 and 2,572.45 is: 3,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.51 : 5,709.93 = 2,572.45 : x
  2. Step 2: Convert to fraction form
    3,808.51/5,709.93 = 2,572.45/x
  3. Step 3: Cross multiply
    3,808.51x = 5,709.93 × 2,572.45
  4. Step 4: Simplify right side
    3,808.51x = 14,688,509.43
  5. Step 5: Solve for x
    x = 14,688,509.43/3,808.51
  6. Step 6: Final answer
    x = 3,856.76

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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.