Home / 3,254.77-4,491.81-1,857.52

Finding the Fourth Proportional to 3,254.77, 4,491.81 and 1,857.52

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Solution

The fourth proportional to 3,254.77, 4,491.81 and 1,857.52 is: 2,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.77 : 4,491.81 = 1,857.52 : x
  2. Step 2: Convert to fraction form
    3,254.77/4,491.81 = 1,857.52/x
  3. Step 3: Cross multiply
    3,254.77x = 4,491.81 × 1,857.52
  4. Step 4: Simplify right side
    3,254.77x = 8,343,595.16
  5. Step 5: Solve for x
    x = 8,343,595.16/3,254.77
  6. Step 6: Final answer
    x = 2,563.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.