Home / 5,343.91-8,017.48-2,569.79

Finding the Fourth Proportional to 5,343.91, 8,017.48 and 2,569.79

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Solution

The fourth proportional to 5,343.91, 8,017.48 and 2,569.79 is: 3,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.91 : 8,017.48 = 2,569.79 : x
  2. Step 2: Convert to fraction form
    5,343.91/8,017.48 = 2,569.79/x
  3. Step 3: Cross multiply
    5,343.91x = 8,017.48 × 2,569.79
  4. Step 4: Simplify right side
    5,343.91x = 20,603,263.19
  5. Step 5: Solve for x
    x = 20,603,263.19/5,343.91
  6. Step 6: Final answer
    x = 3,855.47

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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.