Home / 9,415.39-14,123.46-2,841.58

Finding the Fourth Proportional to 9,415.39, 14,123.46 and 2,841.58

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Solution

The fourth proportional to 9,415.39, 14,123.46 and 2,841.58 is: 4,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.39 : 14,123.46 = 2,841.58 : x
  2. Step 2: Convert to fraction form
    9,415.39/14,123.46 = 2,841.58/x
  3. Step 3: Cross multiply
    9,415.39x = 14,123.46 × 2,841.58
  4. Step 4: Simplify right side
    9,415.39x = 40,132,856.64
  5. Step 5: Solve for x
    x = 40,132,856.64/9,415.39
  6. Step 6: Final answer
    x = 4,262.47

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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.