Home / 4,717.90-6,511.06-2,829.55

Finding the Fourth Proportional to 4,717.90, 6,511.06 and 2,829.55

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Solution

The fourth proportional to 4,717.90, 6,511.06 and 2,829.55 is: 3,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.90 : 6,511.06 = 2,829.55 : x
  2. Step 2: Convert to fraction form
    4,717.90/6,511.06 = 2,829.55/x
  3. Step 3: Cross multiply
    4,717.90x = 6,511.06 × 2,829.55
  4. Step 4: Simplify right side
    4,717.90x = 18,423,369.82
  5. Step 5: Solve for x
    x = 18,423,369.82/4,717.90
  6. Step 6: Final answer
    x = 3,904.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.