Home / 5,284.54-7,927.58-1,586.28

Finding the Fourth Proportional to 5,284.54, 7,927.58 and 1,586.28

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Solution

The fourth proportional to 5,284.54, 7,927.58 and 1,586.28 is: 2,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.54 : 7,927.58 = 1,586.28 : x
  2. Step 2: Convert to fraction form
    5,284.54/7,927.58 = 1,586.28/x
  3. Step 3: Cross multiply
    5,284.54x = 7,927.58 × 1,586.28
  4. Step 4: Simplify right side
    5,284.54x = 12,575,361.60
  5. Step 5: Solve for x
    x = 12,575,361.60/5,284.54
  6. Step 6: Final answer
    x = 2,379.65

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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.