Home / 4,701.71-7,053.25-1,415.06

Finding the Fourth Proportional to 4,701.71, 7,053.25 and 1,415.06

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Solution

The fourth proportional to 4,701.71, 7,053.25 and 1,415.06 is: 2,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.71 : 7,053.25 = 1,415.06 : x
  2. Step 2: Convert to fraction form
    4,701.71/7,053.25 = 1,415.06/x
  3. Step 3: Cross multiply
    4,701.71x = 7,053.25 × 1,415.06
  4. Step 4: Simplify right side
    4,701.71x = 9,980,747.35
  5. Step 5: Solve for x
    x = 9,980,747.35/4,701.71
  6. Step 6: Final answer
    x = 2,122.79

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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.