Home / 6,573.62-9,070.98-3,920.06

Finding the Fourth Proportional to 6,573.62, 9,070.98 and 3,920.06

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Solution

The fourth proportional to 6,573.62, 9,070.98 and 3,920.06 is: 5,409.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573.62 : 9,070.98 = 3,920.06 : x
  2. Step 2: Convert to fraction form
    6,573.62/9,070.98 = 3,920.06/x
  3. Step 3: Cross multiply
    6,573.62x = 9,070.98 × 3,920.06
  4. Step 4: Simplify right side
    6,573.62x = 35,558,785.86
  5. Step 5: Solve for x
    x = 35,558,785.86/6,573.62
  6. Step 6: Final answer
    x = 5,409.32

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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.