Home / 7,271.24-10,034.79-4,885.19

Finding the Fourth Proportional to 7,271.24, 10,034.79 and 4,885.19

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Solution

The fourth proportional to 7,271.24, 10,034.79 and 4,885.19 is: 6,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.24 : 10,034.79 = 4,885.19 : x
  2. Step 2: Convert to fraction form
    7,271.24/10,034.79 = 4,885.19/x
  3. Step 3: Cross multiply
    7,271.24x = 10,034.79 × 4,885.19
  4. Step 4: Simplify right side
    7,271.24x = 49,021,796.67
  5. Step 5: Solve for x
    x = 49,021,796.67/7,271.24
  6. Step 6: Final answer
    x = 6,741.87

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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.