Home / 5,312.98-7,333.15-3,076.17

Finding the Fourth Proportional to 5,312.98, 7,333.15 and 3,076.17

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Solution

The fourth proportional to 5,312.98, 7,333.15 and 3,076.17 is: 4,245.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.98 : 7,333.15 = 3,076.17 : x
  2. Step 2: Convert to fraction form
    5,312.98/7,333.15 = 3,076.17/x
  3. Step 3: Cross multiply
    5,312.98x = 7,333.15 × 3,076.17
  4. Step 4: Simplify right side
    5,312.98x = 22,558,016.04
  5. Step 5: Solve for x
    x = 22,558,016.04/5,312.98
  6. Step 6: Final answer
    x = 4,245.83

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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.