Home / 5,073.47-7,610.92-1,563.77

Finding the Fourth Proportional to 5,073.47, 7,610.92 and 1,563.77

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Solution

The fourth proportional to 5,073.47, 7,610.92 and 1,563.77 is: 2,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.47 : 7,610.92 = 1,563.77 : x
  2. Step 2: Convert to fraction form
    5,073.47/7,610.92 = 1,563.77/x
  3. Step 3: Cross multiply
    5,073.47x = 7,610.92 × 1,563.77
  4. Step 4: Simplify right side
    5,073.47x = 11,901,686.40
  5. Step 5: Solve for x
    x = 11,901,686.40/5,073.47
  6. Step 6: Final answer
    x = 2,345.87

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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.