Home / 7,060.74-10,588.56-2,128.85

Finding the Fourth Proportional to 7,060.74, 10,588.56 and 2,128.85

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Solution

The fourth proportional to 7,060.74, 10,588.56 and 2,128.85 is: 3,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.74 : 10,588.56 = 2,128.85 : x
  2. Step 2: Convert to fraction form
    7,060.74/10,588.56 = 2,128.85/x
  3. Step 3: Cross multiply
    7,060.74x = 10,588.56 × 2,128.85
  4. Step 4: Simplify right side
    7,060.74x = 22,541,403.01
  5. Step 5: Solve for x
    x = 22,541,403.01/7,060.74
  6. Step 6: Final answer
    x = 3,192.50

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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.