Home / 6,353.84-8,771.28-4,259.36

Finding the Fourth Proportional to 6,353.84, 8,771.28 and 4,259.36

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Solution

The fourth proportional to 6,353.84, 8,771.28 and 4,259.36 is: 5,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.84 : 8,771.28 = 4,259.36 : x
  2. Step 2: Convert to fraction form
    6,353.84/8,771.28 = 4,259.36/x
  3. Step 3: Cross multiply
    6,353.84x = 8,771.28 × 4,259.36
  4. Step 4: Simplify right side
    6,353.84x = 37,360,039.18
  5. Step 5: Solve for x
    x = 37,360,039.18/6,353.84
  6. Step 6: Final answer
    x = 5,879.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.