Home / 10,326.33-14,245.67-6,345.99

Finding the Fourth Proportional to 10,326.33, 14,245.67 and 6,345.99

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Solution

The fourth proportional to 10,326.33, 14,245.67 and 6,345.99 is: 8,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.33 : 14,245.67 = 6,345.99 : x
  2. Step 2: Convert to fraction form
    10,326.33/14,245.67 = 6,345.99/x
  3. Step 3: Cross multiply
    10,326.33x = 14,245.67 × 6,345.99
  4. Step 4: Simplify right side
    10,326.33x = 90,402,895.23
  5. Step 5: Solve for x
    x = 90,402,895.23/10,326.33
  6. Step 6: Final answer
    x = 8,754.60

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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.