Home / 7,088.41-10,628.96-3,190.69

Finding the Fourth Proportional to 7,088.41, 10,628.96 and 3,190.69

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Solution

The fourth proportional to 7,088.41, 10,628.96 and 3,190.69 is: 4,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.41 : 10,628.96 = 3,190.69 : x
  2. Step 2: Convert to fraction form
    7,088.41/10,628.96 = 3,190.69/x
  3. Step 3: Cross multiply
    7,088.41x = 10,628.96 × 3,190.69
  4. Step 4: Simplify right side
    7,088.41x = 33,913,697.79
  5. Step 5: Solve for x
    x = 33,913,697.79/7,088.41
  6. Step 6: Final answer
    x = 4,784.39

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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.