Home / 7,409.30-10,224.72-4,052.05

Finding the Fourth Proportional to 7,409.30, 10,224.72 and 4,052.05

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Solution

The fourth proportional to 7,409.30, 10,224.72 and 4,052.05 is: 5,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.30 : 10,224.72 = 4,052.05 : x
  2. Step 2: Convert to fraction form
    7,409.30/10,224.72 = 4,052.05/x
  3. Step 3: Cross multiply
    7,409.30x = 10,224.72 × 4,052.05
  4. Step 4: Simplify right side
    7,409.30x = 41,431,051.11
  5. Step 5: Solve for x
    x = 41,431,051.11/7,409.30
  6. Step 6: Final answer
    x = 5,591.77

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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.