Home / 6,140.57-9,210.77-3,676.07

Finding the Fourth Proportional to 6,140.57, 9,210.77 and 3,676.07

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Solution

The fourth proportional to 6,140.57, 9,210.77 and 3,676.07 is: 5,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.57 : 9,210.77 = 3,676.07 : x
  2. Step 2: Convert to fraction form
    6,140.57/9,210.77 = 3,676.07/x
  3. Step 3: Cross multiply
    6,140.57x = 9,210.77 × 3,676.07
  4. Step 4: Simplify right side
    6,140.57x = 33,859,370.84
  5. Step 5: Solve for x
    x = 33,859,370.84/6,140.57
  6. Step 6: Final answer
    x = 5,514.05

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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.