Home / 6,619.26-9,927.74-1,875.76

Finding the Fourth Proportional to 6,619.26, 9,927.74 and 1,875.76

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Solution

The fourth proportional to 6,619.26, 9,927.74 and 1,875.76 is: 2,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.26 : 9,927.74 = 1,875.76 : x
  2. Step 2: Convert to fraction form
    6,619.26/9,927.74 = 1,875.76/x
  3. Step 3: Cross multiply
    6,619.26x = 9,927.74 × 1,875.76
  4. Step 4: Simplify right side
    6,619.26x = 18,622,057.58
  5. Step 5: Solve for x
    x = 18,622,057.58/6,619.26
  6. Step 6: Final answer
    x = 2,813.31

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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.