Home / 5,465.45-8,199.48-1,569.81

Finding the Fourth Proportional to 5,465.45, 8,199.48 and 1,569.81

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Solution

The fourth proportional to 5,465.45, 8,199.48 and 1,569.81 is: 2,355.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.45 : 8,199.48 = 1,569.81 : x
  2. Step 2: Convert to fraction form
    5,465.45/8,199.48 = 1,569.81/x
  3. Step 3: Cross multiply
    5,465.45x = 8,199.48 × 1,569.81
  4. Step 4: Simplify right side
    5,465.45x = 12,871,625.70
  5. Step 5: Solve for x
    x = 12,871,625.70/5,465.45
  6. Step 6: Final answer
    x = 2,355.09

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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.