Home / 7,383.12-10,185.92-4,730.16

Finding the Fourth Proportional to 7,383.12, 10,185.92 and 4,730.16

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Solution

The fourth proportional to 7,383.12, 10,185.92 and 4,730.16 is: 6,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.12 : 10,185.92 = 4,730.16 : x
  2. Step 2: Convert to fraction form
    7,383.12/10,185.92 = 4,730.16/x
  3. Step 3: Cross multiply
    7,383.12x = 10,185.92 × 4,730.16
  4. Step 4: Simplify right side
    7,383.12x = 48,181,031.35
  5. Step 5: Solve for x
    x = 48,181,031.35/7,383.12
  6. Step 6: Final answer
    x = 6,525.84

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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.