Home / 4,331.07-6,495.90-1,210.75

Finding the Fourth Proportional to 4,331.07, 6,495.90 and 1,210.75

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Solution

The fourth proportional to 4,331.07, 6,495.90 and 1,210.75 is: 1,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.07 : 6,495.90 = 1,210.75 : x
  2. Step 2: Convert to fraction form
    4,331.07/6,495.90 = 1,210.75/x
  3. Step 3: Cross multiply
    4,331.07x = 6,495.90 × 1,210.75
  4. Step 4: Simplify right side
    4,331.07x = 7,864,910.93
  5. Step 5: Solve for x
    x = 7,864,910.93/4,331.07
  6. Step 6: Final answer
    x = 1,815.93

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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.