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Finding the Fourth Proportional to 6,509.57, 8,983.19 and 3,525.39

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Solution

The fourth proportional to 6,509.57, 8,983.19 and 3,525.39 is: 4,865.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,509.57 : 8,983.19 = 3,525.39 : x
  2. Step 2: Convert to fraction form
    6,509.57/8,983.19 = 3,525.39/x
  3. Step 3: Cross multiply
    6,509.57x = 8,983.19 × 3,525.39
  4. Step 4: Simplify right side
    6,509.57x = 31,669,237.18
  5. Step 5: Solve for x
    x = 31,669,237.18/6,509.57
  6. Step 6: Final answer
    x = 4,865.03

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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.