Home / 7,373.52-11,056.32-2,178.72

Finding the Fourth Proportional to 7,373.52, 11,056.32 and 2,178.72

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Solution

The fourth proportional to 7,373.52, 11,056.32 and 2,178.72 is: 3,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.52 : 11,056.32 = 2,178.72 : x
  2. Step 2: Convert to fraction form
    7,373.52/11,056.32 = 2,178.72/x
  3. Step 3: Cross multiply
    7,373.52x = 11,056.32 × 2,178.72
  4. Step 4: Simplify right side
    7,373.52x = 24,088,625.51
  5. Step 5: Solve for x
    x = 24,088,625.51/7,373.52
  6. Step 6: Final answer
    x = 3,266.91

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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.