Home / 4,087.60-6,123.30-2,354.20

Finding the Fourth Proportional to 4,087.60, 6,123.30 and 2,354.20

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Solution

The fourth proportional to 4,087.60, 6,123.30 and 2,354.20 is: 3,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.60 : 6,123.30 = 2,354.20 : x
  2. Step 2: Convert to fraction form
    4,087.60/6,123.30 = 2,354.20/x
  3. Step 3: Cross multiply
    4,087.60x = 6,123.30 × 2,354.20
  4. Step 4: Simplify right side
    4,087.60x = 14,415,472.86
  5. Step 5: Solve for x
    x = 14,415,472.86/4,087.60
  6. Step 6: Final answer
    x = 3,526.63

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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.