Home / 9,654.80-14,471.40-4,107.20

Finding the Fourth Proportional to 9,654.80, 14,471.40 and 4,107.20

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Solution

The fourth proportional to 9,654.80, 14,471.40 and 4,107.20 is: 6,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,654.80 : 14,471.40 = 4,107.20 : x
  2. Step 2: Convert to fraction form
    9,654.80/14,471.40 = 4,107.20/x
  3. Step 3: Cross multiply
    9,654.80x = 14,471.40 × 4,107.20
  4. Step 4: Simplify right side
    9,654.80x = 59,436,934.08
  5. Step 5: Solve for x
    x = 59,436,934.08/9,654.80
  6. Step 6: Final answer
    x = 6,156.21

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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.