Home / 9,005.16-13,508.38-3,458.50

Finding the Fourth Proportional to 9,005.16, 13,508.38 and 3,458.50

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Solution

The fourth proportional to 9,005.16, 13,508.38 and 3,458.50 is: 5,188.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.16 : 13,508.38 = 3,458.50 : x
  2. Step 2: Convert to fraction form
    9,005.16/13,508.38 = 3,458.50/x
  3. Step 3: Cross multiply
    9,005.16x = 13,508.38 × 3,458.50
  4. Step 4: Simplify right side
    9,005.16x = 46,718,755.66
  5. Step 5: Solve for x
    x = 46,718,755.66/9,005.16
  6. Step 6: Final answer
    x = 5,188.00

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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.