Home / 7,586.51-11,384.62-3,688.79

Finding the Fourth Proportional to 7,586.51, 11,384.62 and 3,688.79

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Solution

The fourth proportional to 7,586.51, 11,384.62 and 3,688.79 is: 5,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586.51 : 11,384.62 = 3,688.79 : x
  2. Step 2: Convert to fraction form
    7,586.51/11,384.62 = 3,688.79/x
  3. Step 3: Cross multiply
    7,586.51x = 11,384.62 × 3,688.79
  4. Step 4: Simplify right side
    7,586.51x = 41,995,406.26
  5. Step 5: Solve for x
    x = 41,995,406.26/7,586.51
  6. Step 6: Final answer
    x = 5,535.54

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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.