Home / 9,712.48-14,566.20-2,785.36

Finding the Fourth Proportional to 9,712.48, 14,566.20 and 2,785.36

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Solution

The fourth proportional to 9,712.48, 14,566.20 and 2,785.36 is: 4,177.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.48 : 14,566.20 = 2,785.36 : x
  2. Step 2: Convert to fraction form
    9,712.48/14,566.20 = 2,785.36/x
  3. Step 3: Cross multiply
    9,712.48x = 14,566.20 × 2,785.36
  4. Step 4: Simplify right side
    9,712.48x = 40,572,110.83
  5. Step 5: Solve for x
    x = 40,572,110.83/9,712.48
  6. Step 6: Final answer
    x = 4,177.32

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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.