Home / 9,714.06-14,571.09-3,870.72

Finding the Fourth Proportional to 9,714.06, 14,571.09 and 3,870.72

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Solution

The fourth proportional to 9,714.06, 14,571.09 and 3,870.72 is: 5,806.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,714.06 : 14,571.09 = 3,870.72 : x
  2. Step 2: Convert to fraction form
    9,714.06/14,571.09 = 3,870.72/x
  3. Step 3: Cross multiply
    9,714.06x = 14,571.09 × 3,870.72
  4. Step 4: Simplify right side
    9,714.06x = 56,400,609.48
  5. Step 5: Solve for x
    x = 56,400,609.48/9,714.06
  6. Step 6: Final answer
    x = 5,806.08

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Similar ratio
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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.