Home / 7,272.84-10,888.70-4,633.86

Finding the Fourth Proportional to 7,272.84, 10,888.70 and 4,633.86

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Solution

The fourth proportional to 7,272.84, 10,888.70 and 4,633.86 is: 6,937.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.84 : 10,888.70 = 4,633.86 : x
  2. Step 2: Convert to fraction form
    7,272.84/10,888.70 = 4,633.86/x
  3. Step 3: Cross multiply
    7,272.84x = 10,888.70 × 4,633.86
  4. Step 4: Simplify right side
    7,272.84x = 50,456,688.21
  5. Step 5: Solve for x
    x = 50,456,688.21/7,272.84
  6. Step 6: Final answer
    x = 6,937.69

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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.