Home / 4,238.04-6,351.30-3,146.52

Finding the Fourth Proportional to 4,238.04, 6,351.30 and 3,146.52

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Solution

The fourth proportional to 4,238.04, 6,351.30 and 3,146.52 is: 4,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.04 : 6,351.30 = 3,146.52 : x
  2. Step 2: Convert to fraction form
    4,238.04/6,351.30 = 3,146.52/x
  3. Step 3: Cross multiply
    4,238.04x = 6,351.30 × 3,146.52
  4. Step 4: Simplify right side
    4,238.04x = 19,984,492.48
  5. Step 5: Solve for x
    x = 19,984,492.48/4,238.04
  6. Step 6: Final answer
    x = 4,715.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.