Home / 5,010.15-7,513.16-1,889.63

Finding the Fourth Proportional to 5,010.15, 7,513.16 and 1,889.63

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Solution

The fourth proportional to 5,010.15, 7,513.16 and 1,889.63 is: 2,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.15 : 7,513.16 = 1,889.63 : x
  2. Step 2: Convert to fraction form
    5,010.15/7,513.16 = 1,889.63/x
  3. Step 3: Cross multiply
    5,010.15x = 7,513.16 × 1,889.63
  4. Step 4: Simplify right side
    5,010.15x = 14,197,073.69
  5. Step 5: Solve for x
    x = 14,197,073.69/5,010.15
  6. Step 6: Final answer
    x = 2,833.66

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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.