Home / 9,713.80-14,570.70-6,812.56

Finding the Fourth Proportional to 9,713.80, 14,570.70 and 6,812.56

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Solution

The fourth proportional to 9,713.80, 14,570.70 and 6,812.56 is: 10,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,713.80 : 14,570.70 = 6,812.56 : x
  2. Step 2: Convert to fraction form
    9,713.80/14,570.70 = 6,812.56/x
  3. Step 3: Cross multiply
    9,713.80x = 14,570.70 × 6,812.56
  4. Step 4: Simplify right side
    9,713.80x = 99,263,767.99
  5. Step 5: Solve for x
    x = 99,263,767.99/9,713.80
  6. Step 6: Final answer
    x = 10,218.84

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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.