Home / 7,051.23-10,577.05-2,120.86

Finding the Fourth Proportional to 7,051.23, 10,577.05 and 2,120.86

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Solution

The fourth proportional to 7,051.23, 10,577.05 and 2,120.86 is: 3,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.23 : 10,577.05 = 2,120.86 : x
  2. Step 2: Convert to fraction form
    7,051.23/10,577.05 = 2,120.86/x
  3. Step 3: Cross multiply
    7,051.23x = 10,577.05 × 2,120.86
  4. Step 4: Simplify right side
    7,051.23x = 22,432,410.52
  5. Step 5: Solve for x
    x = 22,432,410.52/7,051.23
  6. Step 6: Final answer
    x = 3,181.35

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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.