Home / 6,053.40-9,072.90-3,130.20

Finding the Fourth Proportional to 6,053.40, 9,072.90 and 3,130.20

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Solution

The fourth proportional to 6,053.40, 9,072.90 and 3,130.20 is: 4,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,053.40 : 9,072.90 = 3,130.20 : x
  2. Step 2: Convert to fraction form
    6,053.40/9,072.90 = 3,130.20/x
  3. Step 3: Cross multiply
    6,053.40x = 9,072.90 × 3,130.20
  4. Step 4: Simplify right side
    6,053.40x = 28,399,991.58
  5. Step 5: Solve for x
    x = 28,399,991.58/6,053.40
  6. Step 6: Final answer
    x = 4,691.58

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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.