Home / 5,555.19-8,333.23-1,857.44

Finding the Fourth Proportional to 5,555.19, 8,333.23 and 1,857.44

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Solution

The fourth proportional to 5,555.19, 8,333.23 and 1,857.44 is: 2,786.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.19 : 8,333.23 = 1,857.44 : x
  2. Step 2: Convert to fraction form
    5,555.19/8,333.23 = 1,857.44/x
  3. Step 3: Cross multiply
    5,555.19x = 8,333.23 × 1,857.44
  4. Step 4: Simplify right side
    5,555.19x = 15,478,490.92
  5. Step 5: Solve for x
    x = 15,478,490.92/5,555.19
  6. Step 6: Final answer
    x = 2,786.31

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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.