Home / 10,478.14-14,455.73-5,999.49

Finding the Fourth Proportional to 10,478.14, 14,455.73 and 5,999.49

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Solution

The fourth proportional to 10,478.14, 14,455.73 and 5,999.49 is: 8,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478.14 : 14,455.73 = 5,999.49 : x
  2. Step 2: Convert to fraction form
    10,478.14/14,455.73 = 5,999.49/x
  3. Step 3: Cross multiply
    10,478.14x = 14,455.73 × 5,999.49
  4. Step 4: Simplify right side
    10,478.14x = 86,727,022.58
  5. Step 5: Solve for x
    x = 86,727,022.58/10,478.14
  6. Step 6: Final answer
    x = 8,276.95

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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.