Home / 4,679.04-7,018.58-1,216.29

Finding the Fourth Proportional to 4,679.04, 7,018.58 and 1,216.29

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Solution

The fourth proportional to 4,679.04, 7,018.58 and 1,216.29 is: 1,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.04 : 7,018.58 = 1,216.29 : x
  2. Step 2: Convert to fraction form
    4,679.04/7,018.58 = 1,216.29/x
  3. Step 3: Cross multiply
    4,679.04x = 7,018.58 × 1,216.29
  4. Step 4: Simplify right side
    4,679.04x = 8,536,628.67
  5. Step 5: Solve for x
    x = 8,536,628.67/4,679.04
  6. Step 6: Final answer
    x = 1,824.44

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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.