Home / 9,948.88-13,733.40-6,172.84

Finding the Fourth Proportional to 9,948.88, 13,733.40 and 6,172.84

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Solution

The fourth proportional to 9,948.88, 13,733.40 and 6,172.84 is: 8,520.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.88 : 13,733.40 = 6,172.84 : x
  2. Step 2: Convert to fraction form
    9,948.88/13,733.40 = 6,172.84/x
  3. Step 3: Cross multiply
    9,948.88x = 13,733.40 × 6,172.84
  4. Step 4: Simplify right side
    9,948.88x = 84,774,080.86
  5. Step 5: Solve for x
    x = 84,774,080.86/9,948.88
  6. Step 6: Final answer
    x = 8,520.97

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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.