Home / 3,160.29-4,360.19-1,762.77

Finding the Fourth Proportional to 3,160.29, 4,360.19 and 1,762.77

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Solution

The fourth proportional to 3,160.29, 4,360.19 and 1,762.77 is: 2,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.29 : 4,360.19 = 1,762.77 : x
  2. Step 2: Convert to fraction form
    3,160.29/4,360.19 = 1,762.77/x
  3. Step 3: Cross multiply
    3,160.29x = 4,360.19 × 1,762.77
  4. Step 4: Simplify right side
    3,160.29x = 7,686,003.31
  5. Step 5: Solve for x
    x = 7,686,003.31/3,160.29
  6. Step 6: Final answer
    x = 2,432.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.