Home / 9,983.64-13,784.36-6,208.50

Finding the Fourth Proportional to 9,983.64, 13,784.36 and 6,208.50

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Solution

The fourth proportional to 9,983.64, 13,784.36 and 6,208.50 is: 8,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.64 : 13,784.36 = 6,208.50 : x
  2. Step 2: Convert to fraction form
    9,983.64/13,784.36 = 6,208.50/x
  3. Step 3: Cross multiply
    9,983.64x = 13,784.36 × 6,208.50
  4. Step 4: Simplify right side
    9,983.64x = 85,580,168.02
  5. Step 5: Solve for x
    x = 85,580,168.02/9,983.64
  6. Step 6: Final answer
    x = 8,572.04

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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.