Home / 10,646.12-14,687.23-6,338.33

Finding the Fourth Proportional to 10,646.12, 14,687.23 and 6,338.33

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Solution

The fourth proportional to 10,646.12, 14,687.23 and 6,338.33 is: 8,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.12 : 14,687.23 = 6,338.33 : x
  2. Step 2: Convert to fraction form
    10,646.12/14,687.23 = 6,338.33/x
  3. Step 3: Cross multiply
    10,646.12x = 14,687.23 × 6,338.33
  4. Step 4: Simplify right side
    10,646.12x = 93,092,510.53
  5. Step 5: Solve for x
    x = 93,092,510.53/10,646.12
  6. Step 6: Final answer
    x = 8,744.27

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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.