Home / 8,238.36-11,368.38-4,701.50

Finding the Fourth Proportional to 8,238.36, 11,368.38 and 4,701.50

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Solution

The fourth proportional to 8,238.36, 11,368.38 and 4,701.50 is: 6,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.36 : 11,368.38 = 4,701.50 : x
  2. Step 2: Convert to fraction form
    8,238.36/11,368.38 = 4,701.50/x
  3. Step 3: Cross multiply
    8,238.36x = 11,368.38 × 4,701.50
  4. Step 4: Simplify right side
    8,238.36x = 53,448,438.57
  5. Step 5: Solve for x
    x = 53,448,438.57/8,238.36
  6. Step 6: Final answer
    x = 6,487.75

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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.