Home / 8,501.36-11,730.72-4,724.24

Finding the Fourth Proportional to 8,501.36, 11,730.72 and 4,724.24

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Solution

The fourth proportional to 8,501.36, 11,730.72 and 4,724.24 is: 6,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.36 : 11,730.72 = 4,724.24 : x
  2. Step 2: Convert to fraction form
    8,501.36/11,730.72 = 4,724.24/x
  3. Step 3: Cross multiply
    8,501.36x = 11,730.72 × 4,724.24
  4. Step 4: Simplify right side
    8,501.36x = 55,418,736.65
  5. Step 5: Solve for x
    x = 55,418,736.65/8,501.36
  6. Step 6: Final answer
    x = 6,518.81

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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.