Home / 6,947.01-9,586.87-3,803.20

Finding the Fourth Proportional to 6,947.01, 9,586.87 and 3,803.20

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Solution

The fourth proportional to 6,947.01, 9,586.87 and 3,803.20 is: 5,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.01 : 9,586.87 = 3,803.20 : x
  2. Step 2: Convert to fraction form
    6,947.01/9,586.87 = 3,803.20/x
  3. Step 3: Cross multiply
    6,947.01x = 9,586.87 × 3,803.20
  4. Step 4: Simplify right side
    6,947.01x = 36,460,760.02
  5. Step 5: Solve for x
    x = 36,460,760.02/6,947.01
  6. Step 6: Final answer
    x = 5,248.41

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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.