Home / 9,465.51-14,199.79-2,890.15

Finding the Fourth Proportional to 9,465.51, 14,199.79 and 2,890.15

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Solution

The fourth proportional to 9,465.51, 14,199.79 and 2,890.15 is: 4,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.51 : 14,199.79 = 2,890.15 : x
  2. Step 2: Convert to fraction form
    9,465.51/14,199.79 = 2,890.15/x
  3. Step 3: Cross multiply
    9,465.51x = 14,199.79 × 2,890.15
  4. Step 4: Simplify right side
    9,465.51x = 41,039,523.07
  5. Step 5: Solve for x
    x = 41,039,523.07/9,465.51
  6. Step 6: Final answer
    x = 4,335.69

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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.