Home / 8,238.51-11,368.88-4,881.34

Finding the Fourth Proportional to 8,238.51, 11,368.88 and 4,881.34

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Solution

The fourth proportional to 8,238.51, 11,368.88 and 4,881.34 is: 6,736.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.51 : 11,368.88 = 4,881.34 : x
  2. Step 2: Convert to fraction form
    8,238.51/11,368.88 = 4,881.34/x
  3. Step 3: Cross multiply
    8,238.51x = 11,368.88 × 4,881.34
  4. Step 4: Simplify right side
    8,238.51x = 55,495,344.29
  5. Step 5: Solve for x
    x = 55,495,344.29/8,238.51
  6. Step 6: Final answer
    x = 6,736.09

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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.