Home / 7,482.48-11,222.28-2,551.68

Finding the Fourth Proportional to 7,482.48, 11,222.28 and 2,551.68

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Solution

The fourth proportional to 7,482.48, 11,222.28 and 2,551.68 is: 3,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.48 : 11,222.28 = 2,551.68 : x
  2. Step 2: Convert to fraction form
    7,482.48/11,222.28 = 2,551.68/x
  3. Step 3: Cross multiply
    7,482.48x = 11,222.28 × 2,551.68
  4. Step 4: Simplify right side
    7,482.48x = 28,635,667.43
  5. Step 5: Solve for x
    x = 28,635,667.43/7,482.48
  6. Step 6: Final answer
    x = 3,827.03

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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.