Home / 7,077.41-10,615.30-1,883.69

Finding the Fourth Proportional to 7,077.41, 10,615.30 and 1,883.69

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Solution

The fourth proportional to 7,077.41, 10,615.30 and 1,883.69 is: 2,825.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.41 : 10,615.30 = 1,883.69 : x
  2. Step 2: Convert to fraction form
    7,077.41/10,615.30 = 1,883.69/x
  3. Step 3: Cross multiply
    7,077.41x = 10,615.30 × 1,883.69
  4. Step 4: Simplify right side
    7,077.41x = 19,995,876.67
  5. Step 5: Solve for x
    x = 19,995,876.67/7,077.41
  6. Step 6: Final answer
    x = 2,825.31

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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.