Home / 9,714.36-14,570.82-3,872.28

Finding the Fourth Proportional to 9,714.36, 14,570.82 and 3,872.28

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Solution

The fourth proportional to 9,714.36, 14,570.82 and 3,872.28 is: 5,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,714.36 : 14,570.82 = 3,872.28 : x
  2. Step 2: Convert to fraction form
    9,714.36/14,570.82 = 3,872.28/x
  3. Step 3: Cross multiply
    9,714.36x = 14,570.82 × 3,872.28
  4. Step 4: Simplify right side
    9,714.36x = 56,422,294.87
  5. Step 5: Solve for x
    x = 56,422,294.87/9,714.36
  6. Step 6: Final answer
    x = 5,808.13

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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.