Home / 8,403.96-12,613.73-4,246.91

Finding the Fourth Proportional to 8,403.96, 12,613.73 and 4,246.91

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Solution

The fourth proportional to 8,403.96, 12,613.73 and 4,246.91 is: 6,374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403.96 : 12,613.73 = 4,246.91 : x
  2. Step 2: Convert to fraction form
    8,403.96/12,613.73 = 4,246.91/x
  3. Step 3: Cross multiply
    8,403.96x = 12,613.73 × 4,246.91
  4. Step 4: Simplify right side
    8,403.96x = 53,569,291.77
  5. Step 5: Solve for x
    x = 53,569,291.77/8,403.96
  6. Step 6: Final answer
    x = 6,374.29

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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.