Home / 3,134.43-4,324.34-1,875.51

Finding the Fourth Proportional to 3,134.43, 4,324.34 and 1,875.51

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Solution

The fourth proportional to 3,134.43, 4,324.34 and 1,875.51 is: 2,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.43 : 4,324.34 = 1,875.51 : x
  2. Step 2: Convert to fraction form
    3,134.43/4,324.34 = 1,875.51/x
  3. Step 3: Cross multiply
    3,134.43x = 4,324.34 × 1,875.51
  4. Step 4: Simplify right side
    3,134.43x = 8,110,347.60
  5. Step 5: Solve for x
    x = 8,110,347.60/3,134.43
  6. Step 6: Final answer
    x = 2,587.50

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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.