Home / 7,319.96-10,105.30-4,527.08

Finding the Fourth Proportional to 7,319.96, 10,105.30 and 4,527.08

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Solution

The fourth proportional to 7,319.96, 10,105.30 and 4,527.08 is: 6,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.96 : 10,105.30 = 4,527.08 : x
  2. Step 2: Convert to fraction form
    7,319.96/10,105.30 = 4,527.08/x
  3. Step 3: Cross multiply
    7,319.96x = 10,105.30 × 4,527.08
  4. Step 4: Simplify right side
    7,319.96x = 45,747,501.52
  5. Step 5: Solve for x
    x = 45,747,501.52/7,319.96
  6. Step 6: Final answer
    x = 6,249.69

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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.