Home / 4,559.28-6,838.92-1,272.45

Finding the Fourth Proportional to 4,559.28, 6,838.92 and 1,272.45

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Solution

The fourth proportional to 4,559.28, 6,838.92 and 1,272.45 is: 1,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.28 : 6,838.92 = 1,272.45 : x
  2. Step 2: Convert to fraction form
    4,559.28/6,838.92 = 1,272.45/x
  3. Step 3: Cross multiply
    4,559.28x = 6,838.92 × 1,272.45
  4. Step 4: Simplify right side
    4,559.28x = 8,702,209.40
  5. Step 5: Solve for x
    x = 8,702,209.40/4,559.28
  6. Step 6: Final answer
    x = 1,908.68

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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.