Home / 2,715.53-4,064.45-1,479.87

Finding the Fourth Proportional to 2,715.53, 4,064.45 and 1,479.87

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Solution

The fourth proportional to 2,715.53, 4,064.45 and 1,479.87 is: 2,214.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.53 : 4,064.45 = 1,479.87 : x
  2. Step 2: Convert to fraction form
    2,715.53/4,064.45 = 1,479.87/x
  3. Step 3: Cross multiply
    2,715.53x = 4,064.45 × 1,479.87
  4. Step 4: Simplify right side
    2,715.53x = 6,014,850.22
  5. Step 5: Solve for x
    x = 6,014,850.22/2,715.53
  6. Step 6: Final answer
    x = 2,214.99

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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.