Home / 4,453.55-6,145.95-2,775.63

Finding the Fourth Proportional to 4,453.55, 6,145.95 and 2,775.63

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Solution

The fourth proportional to 4,453.55, 6,145.95 and 2,775.63 is: 3,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.55 : 6,145.95 = 2,775.63 : x
  2. Step 2: Convert to fraction form
    4,453.55/6,145.95 = 2,775.63/x
  3. Step 3: Cross multiply
    4,453.55x = 6,145.95 × 2,775.63
  4. Step 4: Simplify right side
    4,453.55x = 17,058,883.20
  5. Step 5: Solve for x
    x = 17,058,883.20/4,453.55
  6. Step 6: Final answer
    x = 3,830.41

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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.