Home / 7,211.52-10,818.44-2,826.60

Finding the Fourth Proportional to 7,211.52, 10,818.44 and 2,826.60

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Solution

The fourth proportional to 7,211.52, 10,818.44 and 2,826.60 is: 4,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.52 : 10,818.44 = 2,826.60 : x
  2. Step 2: Convert to fraction form
    7,211.52/10,818.44 = 2,826.60/x
  3. Step 3: Cross multiply
    7,211.52x = 10,818.44 × 2,826.60
  4. Step 4: Simplify right side
    7,211.52x = 30,579,402.50
  5. Step 5: Solve for x
    x = 30,579,402.50/7,211.52
  6. Step 6: Final answer
    x = 4,240.35

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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.