Home / 9,783.04-14,674.70-3,209.72

Finding the Fourth Proportional to 9,783.04, 14,674.70 and 3,209.72

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Solution

The fourth proportional to 9,783.04, 14,674.70 and 3,209.72 is: 4,814.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783.04 : 14,674.70 = 3,209.72 : x
  2. Step 2: Convert to fraction form
    9,783.04/14,674.70 = 3,209.72/x
  3. Step 3: Cross multiply
    9,783.04x = 14,674.70 × 3,209.72
  4. Step 4: Simplify right side
    9,783.04x = 47,101,678.08
  5. Step 5: Solve for x
    x = 47,101,678.08/9,783.04
  6. Step 6: Final answer
    x = 4,814.63

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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.