Home / 8,045.62-11,102.93-4,690.42

Finding the Fourth Proportional to 8,045.62, 11,102.93 and 4,690.42

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Solution

The fourth proportional to 8,045.62, 11,102.93 and 4,690.42 is: 6,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.62 : 11,102.93 = 4,690.42 : x
  2. Step 2: Convert to fraction form
    8,045.62/11,102.93 = 4,690.42/x
  3. Step 3: Cross multiply
    8,045.62x = 11,102.93 × 4,690.42
  4. Step 4: Simplify right side
    8,045.62x = 52,077,404.93
  5. Step 5: Solve for x
    x = 52,077,404.93/8,045.62
  6. Step 6: Final answer
    x = 6,472.76

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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.