Home / 4,477.08-6,178.38-2,487.76

Finding the Fourth Proportional to 4,477.08, 6,178.38 and 2,487.76

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Solution

The fourth proportional to 4,477.08, 6,178.38 and 2,487.76 is: 3,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.08 : 6,178.38 = 2,487.76 : x
  2. Step 2: Convert to fraction form
    4,477.08/6,178.38 = 2,487.76/x
  3. Step 3: Cross multiply
    4,477.08x = 6,178.38 × 2,487.76
  4. Step 4: Simplify right side
    4,477.08x = 15,370,326.63
  5. Step 5: Solve for x
    x = 15,370,326.63/4,477.08
  6. Step 6: Final answer
    x = 3,433.11

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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.