Home / 7,632.28-10,530.58-4,487.88

Finding the Fourth Proportional to 7,632.28, 10,530.58 and 4,487.88

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Solution

The fourth proportional to 7,632.28, 10,530.58 and 4,487.88 is: 6,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,632.28 : 10,530.58 = 4,487.88 : x
  2. Step 2: Convert to fraction form
    7,632.28/10,530.58 = 4,487.88/x
  3. Step 3: Cross multiply
    7,632.28x = 10,530.58 × 4,487.88
  4. Step 4: Simplify right side
    7,632.28x = 47,259,979.37
  5. Step 5: Solve for x
    x = 47,259,979.37/7,632.28
  6. Step 6: Final answer
    x = 6,192.12

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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.