Home / 4,107.69-6,154.20-2,130.93

Finding the Fourth Proportional to 4,107.69, 6,154.20 and 2,130.93

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Solution

The fourth proportional to 4,107.69, 6,154.20 and 2,130.93 is: 3,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.69 : 6,154.20 = 2,130.93 : x
  2. Step 2: Convert to fraction form
    4,107.69/6,154.20 = 2,130.93/x
  3. Step 3: Cross multiply
    4,107.69x = 6,154.20 × 2,130.93
  4. Step 4: Simplify right side
    4,107.69x = 13,114,169.41
  5. Step 5: Solve for x
    x = 13,114,169.41/4,107.69
  6. Step 6: Final answer
    x = 3,192.59

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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.