Home / 4,717.90-6,511.07-2,829.56

Finding the Fourth Proportional to 4,717.90, 6,511.07 and 2,829.56

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Solution

The fourth proportional to 4,717.90, 6,511.07 and 2,829.56 is: 3,905.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.90 : 6,511.07 = 2,829.56 : x
  2. Step 2: Convert to fraction form
    4,717.90/6,511.07 = 2,829.56/x
  3. Step 3: Cross multiply
    4,717.90x = 6,511.07 × 2,829.56
  4. Step 4: Simplify right side
    4,717.90x = 18,423,416.53
  5. Step 5: Solve for x
    x = 18,423,416.53/4,717.90
  6. Step 6: Final answer
    x = 3,905.00

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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.