Home / 9,029.24-12,459.87-5,252.21

Finding the Fourth Proportional to 9,029.24, 12,459.87 and 5,252.21

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Solution

The fourth proportional to 9,029.24, 12,459.87 and 5,252.21 is: 7,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.24 : 12,459.87 = 5,252.21 : x
  2. Step 2: Convert to fraction form
    9,029.24/12,459.87 = 5,252.21/x
  3. Step 3: Cross multiply
    9,029.24x = 12,459.87 × 5,252.21
  4. Step 4: Simplify right side
    9,029.24x = 65,441,853.81
  5. Step 5: Solve for x
    x = 65,441,853.81/9,029.24
  6. Step 6: Final answer
    x = 7,247.77

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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.