Home / 4,421.56-6,102.33-2,854.21

Finding the Fourth Proportional to 4,421.56, 6,102.33 and 2,854.21

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Solution

The fourth proportional to 4,421.56, 6,102.33 and 2,854.21 is: 3,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.56 : 6,102.33 = 2,854.21 : x
  2. Step 2: Convert to fraction form
    4,421.56/6,102.33 = 2,854.21/x
  3. Step 3: Cross multiply
    4,421.56x = 6,102.33 × 2,854.21
  4. Step 4: Simplify right side
    4,421.56x = 17,417,331.31
  5. Step 5: Solve for x
    x = 17,417,331.31/4,421.56
  6. Step 6: Final answer
    x = 3,939.18

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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.