Home / 10,680.04-16,019.86-6,268.38

Finding the Fourth Proportional to 10,680.04, 16,019.86 and 6,268.38

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Solution

The fourth proportional to 10,680.04, 16,019.86 and 6,268.38 is: 9,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.04 : 16,019.86 = 6,268.38 : x
  2. Step 2: Convert to fraction form
    10,680.04/16,019.86 = 6,268.38/x
  3. Step 3: Cross multiply
    10,680.04x = 16,019.86 × 6,268.38
  4. Step 4: Simplify right side
    10,680.04x = 100,418,570.03
  5. Step 5: Solve for x
    x = 100,418,570.03/10,680.04
  6. Step 6: Final answer
    x = 9,402.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.