Home / 4,107.09-6,159.20-1,641.45

Finding the Fourth Proportional to 4,107.09, 6,159.20 and 1,641.45

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Solution

The fourth proportional to 4,107.09, 6,159.20 and 1,641.45 is: 2,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.09 : 6,159.20 = 1,641.45 : x
  2. Step 2: Convert to fraction form
    4,107.09/6,159.20 = 1,641.45/x
  3. Step 3: Cross multiply
    4,107.09x = 6,159.20 × 1,641.45
  4. Step 4: Simplify right side
    4,107.09x = 10,110,010.63
  5. Step 5: Solve for x
    x = 10,110,010.63/4,107.09
  6. Step 6: Final answer
    x = 2,461.60

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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.