Home / 8,334.29-12,498.71-4,638.26

Finding the Fourth Proportional to 8,334.29, 12,498.71 and 4,638.26

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Solution

The fourth proportional to 8,334.29, 12,498.71 and 4,638.26 is: 6,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.29 : 12,498.71 = 4,638.26 : x
  2. Step 2: Convert to fraction form
    8,334.29/12,498.71 = 4,638.26/x
  3. Step 3: Cross multiply
    8,334.29x = 12,498.71 × 4,638.26
  4. Step 4: Simplify right side
    8,334.29x = 57,972,274.70
  5. Step 5: Solve for x
    x = 57,972,274.70/8,334.29
  6. Step 6: Final answer
    x = 6,955.87

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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.