Home / 4,476.81-6,177.34-2,487.39

Finding the Fourth Proportional to 4,476.81, 6,177.34 and 2,487.39

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Solution

The fourth proportional to 4,476.81, 6,177.34 and 2,487.39 is: 3,432.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.81 : 6,177.34 = 2,487.39 : x
  2. Step 2: Convert to fraction form
    4,476.81/6,177.34 = 2,487.39/x
  3. Step 3: Cross multiply
    4,476.81x = 6,177.34 × 2,487.39
  4. Step 4: Simplify right side
    4,476.81x = 15,365,453.74
  5. Step 5: Solve for x
    x = 15,365,453.74/4,476.81
  6. Step 6: Final answer
    x = 3,432.23

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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.