Home / 10,465.80-14,437.42-6,684.99

Finding the Fourth Proportional to 10,465.80, 14,437.42 and 6,684.99

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Solution

The fourth proportional to 10,465.80, 14,437.42 and 6,684.99 is: 9,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.80 : 14,437.42 = 6,684.99 : x
  2. Step 2: Convert to fraction form
    10,465.80/14,437.42 = 6,684.99/x
  3. Step 3: Cross multiply
    10,465.80x = 14,437.42 × 6,684.99
  4. Step 4: Simplify right side
    10,465.80x = 96,514,008.33
  5. Step 5: Solve for x
    x = 96,514,008.33/10,465.80
  6. Step 6: Final answer
    x = 9,221.85

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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.