Home / 7,939.16-10,956.66-4,403.06

Finding the Fourth Proportional to 7,939.16, 10,956.66 and 4,403.06

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Solution

The fourth proportional to 7,939.16, 10,956.66 and 4,403.06 is: 6,076.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.16 : 10,956.66 = 4,403.06 : x
  2. Step 2: Convert to fraction form
    7,939.16/10,956.66 = 4,403.06/x
  3. Step 3: Cross multiply
    7,939.16x = 10,956.66 × 4,403.06
  4. Step 4: Simplify right side
    7,939.16x = 48,242,831.38
  5. Step 5: Solve for x
    x = 48,242,831.38/7,939.16
  6. Step 6: Final answer
    x = 6,076.57

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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.