Home / 10,258.25-15,394.66-3,684.49

Finding the Fourth Proportional to 10,258.25, 15,394.66 and 3,684.49

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Solution

The fourth proportional to 10,258.25, 15,394.66 and 3,684.49 is: 5,529.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.25 : 15,394.66 = 3,684.49 : x
  2. Step 2: Convert to fraction form
    10,258.25/15,394.66 = 3,684.49/x
  3. Step 3: Cross multiply
    10,258.25x = 15,394.66 × 3,684.49
  4. Step 4: Simplify right side
    10,258.25x = 56,721,423.13
  5. Step 5: Solve for x
    x = 56,721,423.13/10,258.25
  6. Step 6: Final answer
    x = 5,529.35

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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.