Home / 5,912.81-8,159.63-3,260.24

Finding the Fourth Proportional to 5,912.81, 8,159.63 and 3,260.24

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Solution

The fourth proportional to 5,912.81, 8,159.63 and 3,260.24 is: 4,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.81 : 8,159.63 = 3,260.24 : x
  2. Step 2: Convert to fraction form
    5,912.81/8,159.63 = 3,260.24/x
  3. Step 3: Cross multiply
    5,912.81x = 8,159.63 × 3,260.24
  4. Step 4: Simplify right side
    5,912.81x = 26,602,335.81
  5. Step 5: Solve for x
    x = 26,602,335.81/5,912.81
  6. Step 6: Final answer
    x = 4,499.10

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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.