Home / 8,926.65-13,392.41-4,242.83

Finding the Fourth Proportional to 8,926.65, 13,392.41 and 4,242.83

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Solution

The fourth proportional to 8,926.65, 13,392.41 and 4,242.83 is: 6,365.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.65 : 13,392.41 = 4,242.83 : x
  2. Step 2: Convert to fraction form
    8,926.65/13,392.41 = 4,242.83/x
  3. Step 3: Cross multiply
    8,926.65x = 13,392.41 × 4,242.83
  4. Step 4: Simplify right side
    8,926.65x = 56,821,630.74
  5. Step 5: Solve for x
    x = 56,821,630.74/8,926.65
  6. Step 6: Final answer
    x = 6,365.39

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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.