Home / 6,927.95-9,558.20-3,943.04

Finding the Fourth Proportional to 6,927.95, 9,558.20 and 3,943.04

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Solution

The fourth proportional to 6,927.95, 9,558.20 and 3,943.04 is: 5,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.95 : 9,558.20 = 3,943.04 : x
  2. Step 2: Convert to fraction form
    6,927.95/9,558.20 = 3,943.04/x
  3. Step 3: Cross multiply
    6,927.95x = 9,558.20 × 3,943.04
  4. Step 4: Simplify right side
    6,927.95x = 37,688,326.99
  5. Step 5: Solve for x
    x = 37,688,326.99/6,927.95
  6. Step 6: Final answer
    x = 5,440.04

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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.