Home / 10,768.04-16,146.78-6,384.32

Finding the Fourth Proportional to 10,768.04, 16,146.78 and 6,384.32

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Solution

The fourth proportional to 10,768.04, 16,146.78 and 6,384.32 is: 9,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.04 : 16,146.78 = 6,384.32 : x
  2. Step 2: Convert to fraction form
    10,768.04/16,146.78 = 6,384.32/x
  3. Step 3: Cross multiply
    10,768.04x = 16,146.78 × 6,384.32
  4. Step 4: Simplify right side
    10,768.04x = 103,086,210.49
  5. Step 5: Solve for x
    x = 103,086,210.49/10,768.04
  6. Step 6: Final answer
    x = 9,573.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.