Home / 4,447.50-6,138.72-2,559.30

Finding the Fourth Proportional to 4,447.50, 6,138.72 and 2,559.30

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Solution

The fourth proportional to 4,447.50, 6,138.72 and 2,559.30 is: 3,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.50 : 6,138.72 = 2,559.30 : x
  2. Step 2: Convert to fraction form
    4,447.50/6,138.72 = 2,559.30/x
  3. Step 3: Cross multiply
    4,447.50x = 6,138.72 × 2,559.30
  4. Step 4: Simplify right side
    4,447.50x = 15,710,826.10
  5. Step 5: Solve for x
    x = 15,710,826.10/4,447.50
  6. Step 6: Final answer
    x = 3,532.51

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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.