Home / 7,443.63-11,150.85-4,317.07

Finding the Fourth Proportional to 7,443.63, 11,150.85 and 4,317.07

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Solution

The fourth proportional to 7,443.63, 11,150.85 and 4,317.07 is: 6,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.63 : 11,150.85 = 4,317.07 : x
  2. Step 2: Convert to fraction form
    7,443.63/11,150.85 = 4,317.07/x
  3. Step 3: Cross multiply
    7,443.63x = 11,150.85 × 4,317.07
  4. Step 4: Simplify right side
    7,443.63x = 48,138,950.55
  5. Step 5: Solve for x
    x = 48,138,950.55/7,443.63
  6. Step 6: Final answer
    x = 6,467.14

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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.