Home / 6,178.69-8,526.54-3,384.19

Finding the Fourth Proportional to 6,178.69, 8,526.54 and 3,384.19

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Solution

The fourth proportional to 6,178.69, 8,526.54 and 3,384.19 is: 4,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.69 : 8,526.54 = 3,384.19 : x
  2. Step 2: Convert to fraction form
    6,178.69/8,526.54 = 3,384.19/x
  3. Step 3: Cross multiply
    6,178.69x = 8,526.54 × 3,384.19
  4. Step 4: Simplify right side
    6,178.69x = 28,855,431.40
  5. Step 5: Solve for x
    x = 28,855,431.40/6,178.69
  6. Step 6: Final answer
    x = 4,670.15

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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.