Home / 4,130.04-6,197.94-1,820.28

Finding the Fourth Proportional to 4,130.04, 6,197.94 and 1,820.28

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Solution

The fourth proportional to 4,130.04, 6,197.94 and 1,820.28 is: 2,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.04 : 6,197.94 = 1,820.28 : x
  2. Step 2: Convert to fraction form
    4,130.04/6,197.94 = 1,820.28/x
  3. Step 3: Cross multiply
    4,130.04x = 6,197.94 × 1,820.28
  4. Step 4: Simplify right side
    4,130.04x = 11,281,986.22
  5. Step 5: Solve for x
    x = 11,281,986.22/4,130.04
  6. Step 6: Final answer
    x = 2,731.69

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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.