Home / 9,789.42-14,684.07-3,549.28

Finding the Fourth Proportional to 9,789.42, 14,684.07 and 3,549.28

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Solution

The fourth proportional to 9,789.42, 14,684.07 and 3,549.28 is: 5,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789.42 : 14,684.07 = 3,549.28 : x
  2. Step 2: Convert to fraction form
    9,789.42/14,684.07 = 3,549.28/x
  3. Step 3: Cross multiply
    9,789.42x = 14,684.07 × 3,549.28
  4. Step 4: Simplify right side
    9,789.42x = 52,117,875.97
  5. Step 5: Solve for x
    x = 52,117,875.97/9,789.42
  6. Step 6: Final answer
    x = 5,323.90

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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.