Home / 8,113.01-12,170.72-2,565.10

Finding the Fourth Proportional to 8,113.01, 12,170.72 and 2,565.10

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Solution

The fourth proportional to 8,113.01, 12,170.72 and 2,565.10 is: 3,848.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.01 : 12,170.72 = 2,565.10 : x
  2. Step 2: Convert to fraction form
    8,113.01/12,170.72 = 2,565.10/x
  3. Step 3: Cross multiply
    8,113.01x = 12,170.72 × 2,565.10
  4. Step 4: Simplify right side
    8,113.01x = 31,219,113.87
  5. Step 5: Solve for x
    x = 31,219,113.87/8,113.01
  6. Step 6: Final answer
    x = 3,848.03

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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.