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Finding the Fourth Proportional to 9,313.80, 13,942.98 and 6,017.28

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Solution

The fourth proportional to 9,313.80, 13,942.98 and 6,017.28 is: 9,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.80 : 13,942.98 = 6,017.28 : x
  2. Step 2: Convert to fraction form
    9,313.80/13,942.98 = 6,017.28/x
  3. Step 3: Cross multiply
    9,313.80x = 13,942.98 × 6,017.28
  4. Step 4: Simplify right side
    9,313.80x = 83,898,814.69
  5. Step 5: Solve for x
    x = 83,898,814.69/9,313.80
  6. Step 6: Final answer
    x = 9,008.01

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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.