Home / 9,913.23-13,674.56-6,726.69

Finding the Fourth Proportional to 9,913.23, 13,674.56 and 6,726.69

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Solution

The fourth proportional to 9,913.23, 13,674.56 and 6,726.69 is: 9,278.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.23 : 13,674.56 = 6,726.69 : x
  2. Step 2: Convert to fraction form
    9,913.23/13,674.56 = 6,726.69/x
  3. Step 3: Cross multiply
    9,913.23x = 13,674.56 × 6,726.69
  4. Step 4: Simplify right side
    9,913.23x = 91,984,492.37
  5. Step 5: Solve for x
    x = 91,984,492.37/9,913.23
  6. Step 6: Final answer
    x = 9,278.96

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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.