Home / 7,608.87-11,416.55-6,510.51

Finding the Fourth Proportional to 7,608.87, 11,416.55 and 6,510.51

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Solution

The fourth proportional to 7,608.87, 11,416.55 and 6,510.51 is: 9,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,608.87 : 11,416.55 = 6,510.51 : x
  2. Step 2: Convert to fraction form
    7,608.87/11,416.55 = 6,510.51/x
  3. Step 3: Cross multiply
    7,608.87x = 11,416.55 × 6,510.51
  4. Step 4: Simplify right side
    7,608.87x = 74,327,530.39
  5. Step 5: Solve for x
    x = 74,327,530.39/7,608.87
  6. Step 6: Final answer
    x = 9,768.54

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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.