Home / 4,312.76-6,469.07-1,715.63

Finding the Fourth Proportional to 4,312.76, 6,469.07 and 1,715.63

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Solution

The fourth proportional to 4,312.76, 6,469.07 and 1,715.63 is: 2,573.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.76 : 6,469.07 = 1,715.63 : x
  2. Step 2: Convert to fraction form
    4,312.76/6,469.07 = 1,715.63/x
  3. Step 3: Cross multiply
    4,312.76x = 6,469.07 × 1,715.63
  4. Step 4: Simplify right side
    4,312.76x = 11,098,489.64
  5. Step 5: Solve for x
    x = 11,098,489.64/4,312.76
  6. Step 6: Final answer
    x = 2,573.41

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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.