Home / 4,478.42-6,180.81-2,710.06

Finding the Fourth Proportional to 4,478.42, 6,180.81 and 2,710.06

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Solution

The fourth proportional to 4,478.42, 6,180.81 and 2,710.06 is: 3,740.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.42 : 6,180.81 = 2,710.06 : x
  2. Step 2: Convert to fraction form
    4,478.42/6,180.81 = 2,710.06/x
  3. Step 3: Cross multiply
    4,478.42x = 6,180.81 × 2,710.06
  4. Step 4: Simplify right side
    4,478.42x = 16,750,340.33
  5. Step 5: Solve for x
    x = 16,750,340.33/4,478.42
  6. Step 6: Final answer
    x = 3,740.23

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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.