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Finding the Fourth Proportional to 5,759.64, 8,622.99 and 5,300.37

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Solution

The fourth proportional to 5,759.64, 8,622.99 and 5,300.37 is: 7,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.64 : 8,622.99 = 5,300.37 : x
  2. Step 2: Convert to fraction form
    5,759.64/8,622.99 = 5,300.37/x
  3. Step 3: Cross multiply
    5,759.64x = 8,622.99 × 5,300.37
  4. Step 4: Simplify right side
    5,759.64x = 45,705,037.51
  5. Step 5: Solve for x
    x = 45,705,037.51/5,759.64
  6. Step 6: Final answer
    x = 7,935.40

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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.