Home / 9,005.37-13,508.12-5,904.99

Finding the Fourth Proportional to 9,005.37, 13,508.12 and 5,904.99

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Solution

The fourth proportional to 9,005.37, 13,508.12 and 5,904.99 is: 8,857.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.37 : 13,508.12 = 5,904.99 : x
  2. Step 2: Convert to fraction form
    9,005.37/13,508.12 = 5,904.99/x
  3. Step 3: Cross multiply
    9,005.37x = 13,508.12 × 5,904.99
  4. Step 4: Simplify right side
    9,005.37x = 79,765,283.99
  5. Step 5: Solve for x
    x = 79,765,283.99/9,005.37
  6. Step 6: Final answer
    x = 8,857.52

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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.