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Finding the Fourth Proportional to 9,866.07, 14,790.47 and 3,714.39

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Solution

The fourth proportional to 9,866.07, 14,790.47 and 3,714.39 is: 5,568.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,866.07 : 14,790.47 = 3,714.39 : x
  2. Step 2: Convert to fraction form
    9,866.07/14,790.47 = 3,714.39/x
  3. Step 3: Cross multiply
    9,866.07x = 14,790.47 × 3,714.39
  4. Step 4: Simplify right side
    9,866.07x = 54,937,555.29
  5. Step 5: Solve for x
    x = 54,937,555.29/9,866.07
  6. Step 6: Final answer
    x = 5,568.33

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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.