Home / 10,800.87-14,909.28-6,326.07

Finding the Fourth Proportional to 10,800.87, 14,909.28 and 6,326.07

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Solution

The fourth proportional to 10,800.87, 14,909.28 and 6,326.07 is: 8,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.87 : 14,909.28 = 6,326.07 : x
  2. Step 2: Convert to fraction form
    10,800.87/14,909.28 = 6,326.07/x
  3. Step 3: Cross multiply
    10,800.87x = 14,909.28 × 6,326.07
  4. Step 4: Simplify right side
    10,800.87x = 94,317,148.93
  5. Step 5: Solve for x
    x = 94,317,148.93/10,800.87
  6. Step 6: Final answer
    x = 8,732.37

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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.