Home / 4,477.35-6,178.77-2,488.08

Finding the Fourth Proportional to 4,477.35, 6,178.77 and 2,488.08

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Solution

The fourth proportional to 4,477.35, 6,178.77 and 2,488.08 is: 3,433.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.35 : 6,178.77 = 2,488.08 : x
  2. Step 2: Convert to fraction form
    4,477.35/6,178.77 = 2,488.08/x
  3. Step 3: Cross multiply
    4,477.35x = 6,178.77 × 2,488.08
  4. Step 4: Simplify right side
    4,477.35x = 15,373,274.06
  5. Step 5: Solve for x
    x = 15,373,274.06/4,477.35
  6. Step 6: Final answer
    x = 3,433.57

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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.