Home / 7,476.68-11,212.40-2,210.28

Finding the Fourth Proportional to 7,476.68, 11,212.40 and 2,210.28

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Solution

The fourth proportional to 7,476.68, 11,212.40 and 2,210.28 is: 3,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.68 : 11,212.40 = 2,210.28 : x
  2. Step 2: Convert to fraction form
    7,476.68/11,212.40 = 2,210.28/x
  3. Step 3: Cross multiply
    7,476.68x = 11,212.40 × 2,210.28
  4. Step 4: Simplify right side
    7,476.68x = 24,782,543.47
  5. Step 5: Solve for x
    x = 24,782,543.47/7,476.68
  6. Step 6: Final answer
    x = 3,314.65

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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.