Home / 7,944.36-10,962.72-4,407.36

Finding the Fourth Proportional to 7,944.36, 10,962.72 and 4,407.36

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Solution

The fourth proportional to 7,944.36, 10,962.72 and 4,407.36 is: 6,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.36 : 10,962.72 = 4,407.36 : x
  2. Step 2: Convert to fraction form
    7,944.36/10,962.72 = 4,407.36/x
  3. Step 3: Cross multiply
    7,944.36x = 10,962.72 × 4,407.36
  4. Step 4: Simplify right side
    7,944.36x = 48,316,653.62
  5. Step 5: Solve for x
    x = 48,316,653.62/7,944.36
  6. Step 6: Final answer
    x = 6,081.88

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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.