Home / 7,031.83-10,542.49-4,257.83

Finding the Fourth Proportional to 7,031.83, 10,542.49 and 4,257.83

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Solution

The fourth proportional to 7,031.83, 10,542.49 and 4,257.83 is: 6,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.83 : 10,542.49 = 4,257.83 : x
  2. Step 2: Convert to fraction form
    7,031.83/10,542.49 = 4,257.83/x
  3. Step 3: Cross multiply
    7,031.83x = 10,542.49 × 4,257.83
  4. Step 4: Simplify right side
    7,031.83x = 44,888,056.20
  5. Step 5: Solve for x
    x = 44,888,056.20/7,031.83
  6. Step 6: Final answer
    x = 6,383.55

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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.