Home / 4,707.32-6,492.78-3,028.76

Finding the Fourth Proportional to 4,707.32, 6,492.78 and 3,028.76

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Solution

The fourth proportional to 4,707.32, 6,492.78 and 3,028.76 is: 4,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.32 : 6,492.78 = 3,028.76 : x
  2. Step 2: Convert to fraction form
    4,707.32/6,492.78 = 3,028.76/x
  3. Step 3: Cross multiply
    4,707.32x = 6,492.78 × 3,028.76
  4. Step 4: Simplify right side
    4,707.32x = 19,665,072.35
  5. Step 5: Solve for x
    x = 19,665,072.35/4,707.32
  6. Step 6: Final answer
    x = 4,177.55

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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.