Home / 4,810.25-7,215.66-1,347.77

Finding the Fourth Proportional to 4,810.25, 7,215.66 and 1,347.77

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Solution

The fourth proportional to 4,810.25, 7,215.66 and 1,347.77 is: 2,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.25 : 7,215.66 = 1,347.77 : x
  2. Step 2: Convert to fraction form
    4,810.25/7,215.66 = 1,347.77/x
  3. Step 3: Cross multiply
    4,810.25x = 7,215.66 × 1,347.77
  4. Step 4: Simplify right side
    4,810.25x = 9,725,050.08
  5. Step 5: Solve for x
    x = 9,725,050.08/4,810.25
  6. Step 6: Final answer
    x = 2,021.73

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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.