Home / 6,347.36-8,756.42-4,109.96

Finding the Fourth Proportional to 6,347.36, 8,756.42 and 4,109.96

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Solution

The fourth proportional to 6,347.36, 8,756.42 and 4,109.96 is: 5,669.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.36 : 8,756.42 = 4,109.96 : x
  2. Step 2: Convert to fraction form
    6,347.36/8,756.42 = 4,109.96/x
  3. Step 3: Cross multiply
    6,347.36x = 8,756.42 × 4,109.96
  4. Step 4: Simplify right side
    6,347.36x = 35,988,492.16
  5. Step 5: Solve for x
    x = 35,988,492.16/6,347.36
  6. Step 6: Final answer
    x = 5,669.84

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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.