Home / 4,289.91-6,437.33-2,315.53

Finding the Fourth Proportional to 4,289.91, 6,437.33 and 2,315.53

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Solution

The fourth proportional to 4,289.91, 6,437.33 and 2,315.53 is: 3,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.91 : 6,437.33 = 2,315.53 : x
  2. Step 2: Convert to fraction form
    4,289.91/6,437.33 = 2,315.53/x
  3. Step 3: Cross multiply
    4,289.91x = 6,437.33 × 2,315.53
  4. Step 4: Simplify right side
    4,289.91x = 14,905,830.73
  5. Step 5: Solve for x
    x = 14,905,830.73/4,289.91
  6. Step 6: Final answer
    x = 3,474.63

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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.