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Finding the Fourth Proportional to 5,582.24, 7,703.84 and 3,344.16

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Solution

The fourth proportional to 5,582.24, 7,703.84 and 3,344.16 is: 4,615.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.24 : 7,703.84 = 3,344.16 : x
  2. Step 2: Convert to fraction form
    5,582.24/7,703.84 = 3,344.16/x
  3. Step 3: Cross multiply
    5,582.24x = 7,703.84 × 3,344.16
  4. Step 4: Simplify right side
    5,582.24x = 25,762,873.57
  5. Step 5: Solve for x
    x = 25,762,873.57/5,582.24
  6. Step 6: Final answer
    x = 4,615.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.