Home / 7,638.15-11,457.94-2,373.22

Finding the Fourth Proportional to 7,638.15, 11,457.94 and 2,373.22

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Solution

The fourth proportional to 7,638.15, 11,457.94 and 2,373.22 is: 3,560.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638.15 : 11,457.94 = 2,373.22 : x
  2. Step 2: Convert to fraction form
    7,638.15/11,457.94 = 2,373.22/x
  3. Step 3: Cross multiply
    7,638.15x = 11,457.94 × 2,373.22
  4. Step 4: Simplify right side
    7,638.15x = 27,192,155.08
  5. Step 5: Solve for x
    x = 27,192,155.08/7,638.15
  6. Step 6: Final answer
    x = 3,560.05

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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.