Home / 9,840.26-13,571.88-6,303.80

Finding the Fourth Proportional to 9,840.26, 13,571.88 and 6,303.80

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Solution

The fourth proportional to 9,840.26, 13,571.88 and 6,303.80 is: 8,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.26 : 13,571.88 = 6,303.80 : x
  2. Step 2: Convert to fraction form
    9,840.26/13,571.88 = 6,303.80/x
  3. Step 3: Cross multiply
    9,840.26x = 13,571.88 × 6,303.80
  4. Step 4: Simplify right side
    9,840.26x = 85,554,417.14
  5. Step 5: Solve for x
    x = 85,554,417.14/9,840.26
  6. Step 6: Final answer
    x = 8,694.32

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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.