Home / 11,079.30-15,258.33-10,837.38

Finding the Fourth Proportional to 11,079.30, 15,258.33 and 10,837.38

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Solution

The fourth proportional to 11,079.30, 15,258.33 and 10,837.38 is: 14,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.30 : 15,258.33 = 10,837.38 : x
  2. Step 2: Convert to fraction form
    11,079.30/15,258.33 = 10,837.38/x
  3. Step 3: Cross multiply
    11,079.30x = 15,258.33 × 10,837.38
  4. Step 4: Simplify right side
    11,079.30x = 165,360,320.38
  5. Step 5: Solve for x
    x = 165,360,320.38/11,079.30
  6. Step 6: Final answer
    x = 14,925.16

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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.