Home / 7,124.79-10,688.67-2,444.61

Finding the Fourth Proportional to 7,124.79, 10,688.67 and 2,444.61

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Solution

The fourth proportional to 7,124.79, 10,688.67 and 2,444.61 is: 3,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124.79 : 10,688.67 = 2,444.61 : x
  2. Step 2: Convert to fraction form
    7,124.79/10,688.67 = 2,444.61/x
  3. Step 3: Cross multiply
    7,124.79x = 10,688.67 × 2,444.61
  4. Step 4: Simplify right side
    7,124.79x = 26,129,629.57
  5. Step 5: Solve for x
    x = 26,129,629.57/7,124.79
  6. Step 6: Final answer
    x = 3,667.42

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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.