Home / 5,326.20-7,339.35-4,123.94

Finding the Fourth Proportional to 5,326.20, 7,339.35 and 4,123.94

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Solution

The fourth proportional to 5,326.20, 7,339.35 and 4,123.94 is: 5,682.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.20 : 7,339.35 = 4,123.94 : x
  2. Step 2: Convert to fraction form
    5,326.20/7,339.35 = 4,123.94/x
  3. Step 3: Cross multiply
    5,326.20x = 7,339.35 × 4,123.94
  4. Step 4: Simplify right side
    5,326.20x = 30,267,002.34
  5. Step 5: Solve for x
    x = 30,267,002.34/5,326.20
  6. Step 6: Final answer
    x = 5,682.66

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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.