Home / 8,020.43-11,068.76-5,225.93

Finding the Fourth Proportional to 8,020.43, 11,068.76 and 5,225.93

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Solution

The fourth proportional to 8,020.43, 11,068.76 and 5,225.93 is: 7,212.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.43 : 11,068.76 = 5,225.93 : x
  2. Step 2: Convert to fraction form
    8,020.43/11,068.76 = 5,225.93/x
  3. Step 3: Cross multiply
    8,020.43x = 11,068.76 × 5,225.93
  4. Step 4: Simplify right side
    8,020.43x = 57,844,564.95
  5. Step 5: Solve for x
    x = 57,844,564.95/8,020.43
  6. Step 6: Final answer
    x = 7,212.15

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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.