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Finding the Fourth Proportional to 4,797.29, 7,200.02 and 1,877.65

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Solution

The fourth proportional to 4,797.29, 7,200.02 and 1,877.65 is: 2,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.29 : 7,200.02 = 1,877.65 : x
  2. Step 2: Convert to fraction form
    4,797.29/7,200.02 = 1,877.65/x
  3. Step 3: Cross multiply
    4,797.29x = 7,200.02 × 1,877.65
  4. Step 4: Simplify right side
    4,797.29x = 13,519,104.25
  5. Step 5: Solve for x
    x = 13,519,104.25/4,797.29
  6. Step 6: Final answer
    x = 2,818.07

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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.