Home / 4,215.04-6,285.76-4,016.32

Finding the Fourth Proportional to 4,215.04, 6,285.76 and 4,016.32

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Solution

The fourth proportional to 4,215.04, 6,285.76 and 4,016.32 is: 5,989.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.04 : 6,285.76 = 4,016.32 : x
  2. Step 2: Convert to fraction form
    4,215.04/6,285.76 = 4,016.32/x
  3. Step 3: Cross multiply
    4,215.04x = 6,285.76 × 4,016.32
  4. Step 4: Simplify right side
    4,215.04x = 25,245,623.60
  5. Step 5: Solve for x
    x = 25,245,623.60/4,215.04
  6. Step 6: Final answer
    x = 5,989.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.