Home / 9,608.45-13,259.64-5,416.70

Finding the Fourth Proportional to 9,608.45, 13,259.64 and 5,416.70

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Solution

The fourth proportional to 9,608.45, 13,259.64 and 5,416.70 is: 7,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,608.45 : 13,259.64 = 5,416.70 : x
  2. Step 2: Convert to fraction form
    9,608.45/13,259.64 = 5,416.70/x
  3. Step 3: Cross multiply
    9,608.45x = 13,259.64 × 5,416.70
  4. Step 4: Simplify right side
    9,608.45x = 71,823,425.69
  5. Step 5: Solve for x
    x = 71,823,425.69/9,608.45
  6. Step 6: Final answer
    x = 7,475.03

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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.