Home / 8,580.16-11,841.06-5,222.44

Finding the Fourth Proportional to 8,580.16, 11,841.06 and 5,222.44

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Solution

The fourth proportional to 8,580.16, 11,841.06 and 5,222.44 is: 7,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580.16 : 11,841.06 = 5,222.44 : x
  2. Step 2: Convert to fraction form
    8,580.16/11,841.06 = 5,222.44/x
  3. Step 3: Cross multiply
    8,580.16x = 11,841.06 × 5,222.44
  4. Step 4: Simplify right side
    8,580.16x = 61,839,225.39
  5. Step 5: Solve for x
    x = 61,839,225.39/8,580.16
  6. Step 6: Final answer
    x = 7,207.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.