Home / 6,858.72-10,290.93-3,574.17

Finding the Fourth Proportional to 6,858.72, 10,290.93 and 3,574.17

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Solution

The fourth proportional to 6,858.72, 10,290.93 and 3,574.17 is: 5,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.72 : 10,290.93 = 3,574.17 : x
  2. Step 2: Convert to fraction form
    6,858.72/10,290.93 = 3,574.17/x
  3. Step 3: Cross multiply
    6,858.72x = 10,290.93 × 3,574.17
  4. Step 4: Simplify right side
    6,858.72x = 36,781,533.28
  5. Step 5: Solve for x
    x = 36,781,533.28/6,858.72
  6. Step 6: Final answer
    x = 5,362.74

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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.