Home / 9,079.89-13,607.04-7,222.74

Finding the Fourth Proportional to 9,079.89, 13,607.04 and 7,222.74

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Solution

The fourth proportional to 9,079.89, 13,607.04 and 7,222.74 is: 10,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.89 : 13,607.04 = 7,222.74 : x
  2. Step 2: Convert to fraction form
    9,079.89/13,607.04 = 7,222.74/x
  3. Step 3: Cross multiply
    9,079.89x = 13,607.04 × 7,222.74
  4. Step 4: Simplify right side
    9,079.89x = 98,280,112.09
  5. Step 5: Solve for x
    x = 98,280,112.09/9,079.89
  6. Step 6: Final answer
    x = 10,823.93

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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.