Home / 9,390.88-14,088.66-2,817.19

Finding the Fourth Proportional to 9,390.88, 14,088.66 and 2,817.19

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Solution

The fourth proportional to 9,390.88, 14,088.66 and 2,817.19 is: 4,226.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.88 : 14,088.66 = 2,817.19 : x
  2. Step 2: Convert to fraction form
    9,390.88/14,088.66 = 2,817.19/x
  3. Step 3: Cross multiply
    9,390.88x = 14,088.66 × 2,817.19
  4. Step 4: Simplify right side
    9,390.88x = 39,690,432.07
  5. Step 5: Solve for x
    x = 39,690,432.07/9,390.88
  6. Step 6: Final answer
    x = 4,226.49

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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.