Home / 4,551.12-6,824.81-1,777.39

Finding the Fourth Proportional to 4,551.12, 6,824.81 and 1,777.39

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Solution

The fourth proportional to 4,551.12, 6,824.81 and 1,777.39 is: 2,665.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.12 : 6,824.81 = 1,777.39 : x
  2. Step 2: Convert to fraction form
    4,551.12/6,824.81 = 1,777.39/x
  3. Step 3: Cross multiply
    4,551.12x = 6,824.81 × 1,777.39
  4. Step 4: Simplify right side
    4,551.12x = 12,130,364.82
  5. Step 5: Solve for x
    x = 12,130,364.82/4,551.12
  6. Step 6: Final answer
    x = 2,665.36

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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.