Home / 11,573.56-17,359.80-4,643.20

Finding the Fourth Proportional to 11,573.56, 17,359.80 and 4,643.20

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Solution

The fourth proportional to 11,573.56, 17,359.80 and 4,643.20 is: 6,964.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,573.56 : 17,359.80 = 4,643.20 : x
  2. Step 2: Convert to fraction form
    11,573.56/17,359.80 = 4,643.20/x
  3. Step 3: Cross multiply
    11,573.56x = 17,359.80 × 4,643.20
  4. Step 4: Simplify right side
    11,573.56x = 80,605,023.36
  5. Step 5: Solve for x
    x = 80,605,023.36/11,573.56
  6. Step 6: Final answer
    x = 6,964.58

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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.