Home / 4,337.20-6,505.14-1,415.50

Finding the Fourth Proportional to 4,337.20, 6,505.14 and 1,415.50

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Solution

The fourth proportional to 4,337.20, 6,505.14 and 1,415.50 is: 2,123.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,337.20 : 6,505.14 = 1,415.50 : x
  2. Step 2: Convert to fraction form
    4,337.20/6,505.14 = 1,415.50/x
  3. Step 3: Cross multiply
    4,337.20x = 6,505.14 × 1,415.50
  4. Step 4: Simplify right side
    4,337.20x = 9,208,025.67
  5. Step 5: Solve for x
    x = 9,208,025.67/4,337.20
  6. Step 6: Final answer
    x = 2,123.03

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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.