Home / 3,802.10-5,700.45-1,461.20

Finding the Fourth Proportional to 3,802.10, 5,700.45 and 1,461.20

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Solution

The fourth proportional to 3,802.10, 5,700.45 and 1,461.20 is: 2,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.10 : 5,700.45 = 1,461.20 : x
  2. Step 2: Convert to fraction form
    3,802.10/5,700.45 = 1,461.20/x
  3. Step 3: Cross multiply
    3,802.10x = 5,700.45 × 1,461.20
  4. Step 4: Simplify right side
    3,802.10x = 8,329,497.54
  5. Step 5: Solve for x
    x = 8,329,497.54/3,802.10
  6. Step 6: Final answer
    x = 2,190.76

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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.