Home / 9,282.96-12,811.20-5,748.24

Finding the Fourth Proportional to 9,282.96, 12,811.20 and 5,748.24

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Solution

The fourth proportional to 9,282.96, 12,811.20 and 5,748.24 is: 7,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,282.96 : 12,811.20 = 5,748.24 : x
  2. Step 2: Convert to fraction form
    9,282.96/12,811.20 = 5,748.24/x
  3. Step 3: Cross multiply
    9,282.96x = 12,811.20 × 5,748.24
  4. Step 4: Simplify right side
    9,282.96x = 73,641,852.29
  5. Step 5: Solve for x
    x = 73,641,852.29/9,282.96
  6. Step 6: Final answer
    x = 7,933.01

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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.