Home / 4,122.51-5,688.25-3,335.19

Finding the Fourth Proportional to 4,122.51, 5,688.25 and 3,335.19

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Solution

The fourth proportional to 4,122.51, 5,688.25 and 3,335.19 is: 4,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.51 : 5,688.25 = 3,335.19 : x
  2. Step 2: Convert to fraction form
    4,122.51/5,688.25 = 3,335.19/x
  3. Step 3: Cross multiply
    4,122.51x = 5,688.25 × 3,335.19
  4. Step 4: Simplify right side
    4,122.51x = 18,971,394.52
  5. Step 5: Solve for x
    x = 18,971,394.52/4,122.51
  6. Step 6: Final answer
    x = 4,601.90

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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.