Home / 8,060.04-11,128.32-5,270.40

Finding the Fourth Proportional to 8,060.04, 11,128.32 and 5,270.40

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Solution

The fourth proportional to 8,060.04, 11,128.32 and 5,270.40 is: 7,276.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.04 : 11,128.32 = 5,270.40 : x
  2. Step 2: Convert to fraction form
    8,060.04/11,128.32 = 5,270.40/x
  3. Step 3: Cross multiply
    8,060.04x = 11,128.32 × 5,270.40
  4. Step 4: Simplify right side
    8,060.04x = 58,650,697.73
  5. Step 5: Solve for x
    x = 58,650,697.73/8,060.04
  6. Step 6: Final answer
    x = 7,276.73

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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.