Home / 8,373.88-11,555.70-4,837

Finding the Fourth Proportional to 8,373.88, 11,555.70 and 4,837

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Solution

The fourth proportional to 8,373.88, 11,555.70 and 4,837 is: 6,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.88 : 11,555.70 = 4,837 : x
  2. Step 2: Convert to fraction form
    8,373.88/11,555.70 = 4,837/x
  3. Step 3: Cross multiply
    8,373.88x = 11,555.70 × 4,837
  4. Step 4: Simplify right side
    8,373.88x = 55,894,920.90
  5. Step 5: Solve for x
    x = 55,894,920.90/8,373.88
  6. Step 6: Final answer
    x = 6,674.91

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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.