Home / 4,677.91-7,016.87-1,215.16

Finding the Fourth Proportional to 4,677.91, 7,016.87 and 1,215.16

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Solution

The fourth proportional to 4,677.91, 7,016.87 and 1,215.16 is: 1,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.91 : 7,016.87 = 1,215.16 : x
  2. Step 2: Convert to fraction form
    4,677.91/7,016.87 = 1,215.16/x
  3. Step 3: Cross multiply
    4,677.91x = 7,016.87 × 1,215.16
  4. Step 4: Simplify right side
    4,677.91x = 8,526,605.24
  5. Step 5: Solve for x
    x = 8,526,605.24/4,677.91
  6. Step 6: Final answer
    x = 1,822.74

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Similar ratio
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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.