Home / 7,020.65-10,530.98-4,822.72

Finding the Fourth Proportional to 7,020.65, 10,530.98 and 4,822.72

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Solution

The fourth proportional to 7,020.65, 10,530.98 and 4,822.72 is: 7,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.65 : 10,530.98 = 4,822.72 : x
  2. Step 2: Convert to fraction form
    7,020.65/10,530.98 = 4,822.72/x
  3. Step 3: Cross multiply
    7,020.65x = 10,530.98 × 4,822.72
  4. Step 4: Simplify right side
    7,020.65x = 50,787,935.51
  5. Step 5: Solve for x
    x = 50,787,935.51/7,020.65
  6. Step 6: Final answer
    x = 7,234.08

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.