Home / 4,810.68-7,215.39-1,300.95

Finding the Fourth Proportional to 4,810.68, 7,215.39 and 1,300.95

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Solution

The fourth proportional to 4,810.68, 7,215.39 and 1,300.95 is: 1,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.68 : 7,215.39 = 1,300.95 : x
  2. Step 2: Convert to fraction form
    4,810.68/7,215.39 = 1,300.95/x
  3. Step 3: Cross multiply
    4,810.68x = 7,215.39 × 1,300.95
  4. Step 4: Simplify right side
    4,810.68x = 9,386,861.62
  5. Step 5: Solve for x
    x = 9,386,861.62/4,810.68
  6. Step 6: Final answer
    x = 1,951.25

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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.