Home / 6,178.42-8,526.15-3,383.92

Finding the Fourth Proportional to 6,178.42, 8,526.15 and 3,383.92

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Solution

The fourth proportional to 6,178.42, 8,526.15 and 3,383.92 is: 4,669.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.42 : 8,526.15 = 3,383.92 : x
  2. Step 2: Convert to fraction form
    6,178.42/8,526.15 = 3,383.92/x
  3. Step 3: Cross multiply
    6,178.42x = 8,526.15 × 3,383.92
  4. Step 4: Simplify right side
    6,178.42x = 28,851,809.51
  5. Step 5: Solve for x
    x = 28,851,809.51/6,178.42
  6. Step 6: Final answer
    x = 4,669.77

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Half scale
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Double scale
Find fourth proportional to 6,179.42, 8,527.53 and 3,384.92
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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.