Home / 6,871.29-9,477.37-4,353.81

Finding the Fourth Proportional to 6,871.29, 9,477.37 and 4,353.81

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Solution

The fourth proportional to 6,871.29, 9,477.37 and 4,353.81 is: 6,005.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.29 : 9,477.37 = 4,353.81 : x
  2. Step 2: Convert to fraction form
    6,871.29/9,477.37 = 4,353.81/x
  3. Step 3: Cross multiply
    6,871.29x = 9,477.37 × 4,353.81
  4. Step 4: Simplify right side
    6,871.29x = 41,262,668.28
  5. Step 5: Solve for x
    x = 41,262,668.28/6,871.29
  6. Step 6: Final answer
    x = 6,005.08

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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.