Home / 9,421.14-14,118.51-7,079.65

Finding the Fourth Proportional to 9,421.14, 14,118.51 and 7,079.65

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Solution

The fourth proportional to 9,421.14, 14,118.51 and 7,079.65 is: 10,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.14 : 14,118.51 = 7,079.65 : x
  2. Step 2: Convert to fraction form
    9,421.14/14,118.51 = 7,079.65/x
  3. Step 3: Cross multiply
    9,421.14x = 14,118.51 × 7,079.65
  4. Step 4: Simplify right side
    9,421.14x = 99,954,113.77
  5. Step 5: Solve for x
    x = 99,954,113.77/9,421.14
  6. Step 6: Final answer
    x = 10,609.56

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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.