Home / 4,315.68-6,468.66-1,715.58

Finding the Fourth Proportional to 4,315.68, 6,468.66 and 1,715.58

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Solution

The fourth proportional to 4,315.68, 6,468.66 and 1,715.58 is: 2,571.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.68 : 6,468.66 = 1,715.58 : x
  2. Step 2: Convert to fraction form
    4,315.68/6,468.66 = 1,715.58/x
  3. Step 3: Cross multiply
    4,315.68x = 6,468.66 × 1,715.58
  4. Step 4: Simplify right side
    4,315.68x = 11,097,503.72
  5. Step 5: Solve for x
    x = 11,097,503.72/4,315.68
  6. Step 6: Final answer
    x = 2,571.44

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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.