Home / 4,477.14-6,178.28-2,487.81

Finding the Fourth Proportional to 4,477.14, 6,178.28 and 2,487.81

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Solution

The fourth proportional to 4,477.14, 6,178.28 and 2,487.81 is: 3,433.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.14 : 6,178.28 = 2,487.81 : x
  2. Step 2: Convert to fraction form
    4,477.14/6,178.28 = 2,487.81/x
  3. Step 3: Cross multiply
    4,477.14x = 6,178.28 × 2,487.81
  4. Step 4: Simplify right side
    4,477.14x = 15,370,374.33
  5. Step 5: Solve for x
    x = 15,370,374.33/4,477.14
  6. Step 6: Final answer
    x = 3,433.08

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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.