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Finding the Fourth Proportional to 6,995.70, 9,651.02 and 4,010.85

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Solution

The fourth proportional to 6,995.70, 9,651.02 and 4,010.85 is: 5,533.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.70 : 9,651.02 = 4,010.85 : x
  2. Step 2: Convert to fraction form
    6,995.70/9,651.02 = 4,010.85/x
  3. Step 3: Cross multiply
    6,995.70x = 9,651.02 × 4,010.85
  4. Step 4: Simplify right side
    6,995.70x = 38,708,803.59
  5. Step 5: Solve for x
    x = 38,708,803.59/6,995.70
  6. Step 6: Final answer
    x = 5,533.23

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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.