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Finding the Fourth Proportional to 7,752.04, 11,617.30 and 3,582.88

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Solution

The fourth proportional to 7,752.04, 11,617.30 and 3,582.88 is: 5,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.04 : 11,617.30 = 3,582.88 : x
  2. Step 2: Convert to fraction form
    7,752.04/11,617.30 = 3,582.88/x
  3. Step 3: Cross multiply
    7,752.04x = 11,617.30 × 3,582.88
  4. Step 4: Simplify right side
    7,752.04x = 41,623,391.82
  5. Step 5: Solve for x
    x = 41,623,391.82/7,752.04
  6. Step 6: Final answer
    x = 5,369.35

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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.