Home / 6,839.13-10,263.69-6,430.89

Finding the Fourth Proportional to 6,839.13, 10,263.69 and 6,430.89

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Solution

The fourth proportional to 6,839.13, 10,263.69 and 6,430.89 is: 9,651.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.13 : 10,263.69 = 6,430.89 : x
  2. Step 2: Convert to fraction form
    6,839.13/10,263.69 = 6,430.89/x
  3. Step 3: Cross multiply
    6,839.13x = 10,263.69 × 6,430.89
  4. Step 4: Simplify right side
    6,839.13x = 66,004,661.38
  5. Step 5: Solve for x
    x = 66,004,661.38/6,839.13
  6. Step 6: Final answer
    x = 9,651.03

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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.