Home / 10,952.08-15,104.55-9,258.84

Finding the Fourth Proportional to 10,952.08, 15,104.55 and 9,258.84

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Solution

The fourth proportional to 10,952.08, 15,104.55 and 9,258.84 is: 12,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.08 : 15,104.55 = 9,258.84 : x
  2. Step 2: Convert to fraction form
    10,952.08/15,104.55 = 9,258.84/x
  3. Step 3: Cross multiply
    10,952.08x = 15,104.55 × 9,258.84
  4. Step 4: Simplify right side
    10,952.08x = 139,850,646.44
  5. Step 5: Solve for x
    x = 139,850,646.44/10,952.08
  6. Step 6: Final answer
    x = 12,769.33

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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.