Home / 4,192.63-6,288.94-1,114.63

Finding the Fourth Proportional to 4,192.63, 6,288.94 and 1,114.63

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Solution

The fourth proportional to 4,192.63, 6,288.94 and 1,114.63 is: 1,671.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.63 : 6,288.94 = 1,114.63 : x
  2. Step 2: Convert to fraction form
    4,192.63/6,288.94 = 1,114.63/x
  3. Step 3: Cross multiply
    4,192.63x = 6,288.94 × 1,114.63
  4. Step 4: Simplify right side
    4,192.63x = 7,009,841.19
  5. Step 5: Solve for x
    x = 7,009,841.19/4,192.63
  6. Step 6: Final answer
    x = 1,671.94

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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.