Home / 3,254.63-4,491.36-1,762.53

Finding the Fourth Proportional to 3,254.63, 4,491.36 and 1,762.53

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Solution

The fourth proportional to 3,254.63, 4,491.36 and 1,762.53 is: 2,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.63 : 4,491.36 = 1,762.53 : x
  2. Step 2: Convert to fraction form
    3,254.63/4,491.36 = 1,762.53/x
  3. Step 3: Cross multiply
    3,254.63x = 4,491.36 × 1,762.53
  4. Step 4: Simplify right side
    3,254.63x = 7,916,156.74
  5. Step 5: Solve for x
    x = 7,916,156.74/3,254.63
  6. Step 6: Final answer
    x = 2,432.28

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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.