Home / 7,437.21-11,157.84-4,152.66

Finding the Fourth Proportional to 7,437.21, 11,157.84 and 4,152.66

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Solution

The fourth proportional to 7,437.21, 11,157.84 and 4,152.66 is: 6,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.21 : 11,157.84 = 4,152.66 : x
  2. Step 2: Convert to fraction form
    7,437.21/11,157.84 = 4,152.66/x
  3. Step 3: Cross multiply
    7,437.21x = 11,157.84 × 4,152.66
  4. Step 4: Simplify right side
    7,437.21x = 46,334,715.85
  5. Step 5: Solve for x
    x = 46,334,715.85/7,437.21
  6. Step 6: Final answer
    x = 6,230.12

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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.