Home / 7,002.08-10,505.18-2,071.85

Finding the Fourth Proportional to 7,002.08, 10,505.18 and 2,071.85

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Solution

The fourth proportional to 7,002.08, 10,505.18 and 2,071.85 is: 3,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.08 : 10,505.18 = 2,071.85 : x
  2. Step 2: Convert to fraction form
    7,002.08/10,505.18 = 2,071.85/x
  3. Step 3: Cross multiply
    7,002.08x = 10,505.18 × 2,071.85
  4. Step 4: Simplify right side
    7,002.08x = 21,765,157.18
  5. Step 5: Solve for x
    x = 21,765,157.18/7,002.08
  6. Step 6: Final answer
    x = 3,108.38

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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.