Home / 7,586.48-11,375.15-2,840.69

Finding the Fourth Proportional to 7,586.48, 11,375.15 and 2,840.69

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Solution

The fourth proportional to 7,586.48, 11,375.15 and 2,840.69 is: 4,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586.48 : 11,375.15 = 2,840.69 : x
  2. Step 2: Convert to fraction form
    7,586.48/11,375.15 = 2,840.69/x
  3. Step 3: Cross multiply
    7,586.48x = 11,375.15 × 2,840.69
  4. Step 4: Simplify right side
    7,586.48x = 32,313,203.77
  5. Step 5: Solve for x
    x = 32,313,203.77/7,586.48
  6. Step 6: Final answer
    x = 4,259.32

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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.