Home / 9,782.04-14,673.20-3,208.72

Finding the Fourth Proportional to 9,782.04, 14,673.20 and 3,208.72

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Solution

The fourth proportional to 9,782.04, 14,673.20 and 3,208.72 is: 4,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,782.04 : 14,673.20 = 3,208.72 : x
  2. Step 2: Convert to fraction form
    9,782.04/14,673.20 = 3,208.72/x
  3. Step 3: Cross multiply
    9,782.04x = 14,673.20 × 3,208.72
  4. Step 4: Simplify right side
    9,782.04x = 47,082,190.30
  5. Step 5: Solve for x
    x = 47,082,190.30/9,782.04
  6. Step 6: Final answer
    x = 4,813.13

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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.