Home / 7,633.64-10,534.46-4,979.48

Finding the Fourth Proportional to 7,633.64, 10,534.46 and 4,979.48

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Solution

The fourth proportional to 7,633.64, 10,534.46 and 4,979.48 is: 6,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.64 : 10,534.46 = 4,979.48 : x
  2. Step 2: Convert to fraction form
    7,633.64/10,534.46 = 4,979.48/x
  3. Step 3: Cross multiply
    7,633.64x = 10,534.46 × 4,979.48
  4. Step 4: Simplify right side
    7,633.64x = 52,456,055.31
  5. Step 5: Solve for x
    x = 52,456,055.31/7,633.64
  6. Step 6: Final answer
    x = 6,871.69

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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.