Home / 9,051-12,491.10-5,325.72

Finding the Fourth Proportional to 9,051, 12,491.10 and 5,325.72

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Solution

The fourth proportional to 9,051, 12,491.10 and 5,325.72 is: 7,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051 : 12,491.10 = 5,325.72 : x
  2. Step 2: Convert to fraction form
    9,051/12,491.10 = 5,325.72/x
  3. Step 3: Cross multiply
    9,051x = 12,491.10 × 5,325.72
  4. Step 4: Simplify right side
    9,051x = 66,524,101.09
  5. Step 5: Solve for x
    x = 66,524,101.09/9,051
  6. Step 6: Final answer
    x = 7,349.92

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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.