Home / 3,168.06-4,371.98-1,841.28

Finding the Fourth Proportional to 3,168.06, 4,371.98 and 1,841.28

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Solution

The fourth proportional to 3,168.06, 4,371.98 and 1,841.28 is: 2,541.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.06 : 4,371.98 = 1,841.28 : x
  2. Step 2: Convert to fraction form
    3,168.06/4,371.98 = 1,841.28/x
  3. Step 3: Cross multiply
    3,168.06x = 4,371.98 × 1,841.28
  4. Step 4: Simplify right side
    3,168.06x = 8,050,030.13
  5. Step 5: Solve for x
    x = 8,050,030.13/3,168.06
  6. Step 6: Final answer
    x = 2,541.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.