Home / 9,137.28-13,703.84-2,564.16

Finding the Fourth Proportional to 9,137.28, 13,703.84 and 2,564.16

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Solution

The fourth proportional to 9,137.28, 13,703.84 and 2,564.16 is: 3,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.28 : 13,703.84 = 2,564.16 : x
  2. Step 2: Convert to fraction form
    9,137.28/13,703.84 = 2,564.16/x
  3. Step 3: Cross multiply
    9,137.28x = 13,703.84 × 2,564.16
  4. Step 4: Simplify right side
    9,137.28x = 35,138,838.37
  5. Step 5: Solve for x
    x = 35,138,838.37/9,137.28
  6. Step 6: Final answer
    x = 3,845.66

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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.