Home / 4,548.99-6,275.56-2,780.27

Finding the Fourth Proportional to 4,548.99, 6,275.56 and 2,780.27

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Solution

The fourth proportional to 4,548.99, 6,275.56 and 2,780.27 is: 3,835.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548.99 : 6,275.56 = 2,780.27 : x
  2. Step 2: Convert to fraction form
    4,548.99/6,275.56 = 2,780.27/x
  3. Step 3: Cross multiply
    4,548.99x = 6,275.56 × 2,780.27
  4. Step 4: Simplify right side
    4,548.99x = 17,447,751.20
  5. Step 5: Solve for x
    x = 17,447,751.20/4,548.99
  6. Step 6: Final answer
    x = 3,835.52

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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.