Home / 4,283.57-6,427.44-1,945.10

Finding the Fourth Proportional to 4,283.57, 6,427.44 and 1,945.10

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Solution

The fourth proportional to 4,283.57, 6,427.44 and 1,945.10 is: 2,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.57 : 6,427.44 = 1,945.10 : x
  2. Step 2: Convert to fraction form
    4,283.57/6,427.44 = 1,945.10/x
  3. Step 3: Cross multiply
    4,283.57x = 6,427.44 × 1,945.10
  4. Step 4: Simplify right side
    4,283.57x = 12,501,981.41
  5. Step 5: Solve for x
    x = 12,501,981.41/4,283.57
  6. Step 6: Final answer
    x = 2,918.59

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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.