Home / 8,946.42-13,417.70-3,397.80

Finding the Fourth Proportional to 8,946.42, 13,417.70 and 3,397.80

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Solution

The fourth proportional to 8,946.42, 13,417.70 and 3,397.80 is: 5,095.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.42 : 13,417.70 = 3,397.80 : x
  2. Step 2: Convert to fraction form
    8,946.42/13,417.70 = 3,397.80/x
  3. Step 3: Cross multiply
    8,946.42x = 13,417.70 × 3,397.80
  4. Step 4: Simplify right side
    8,946.42x = 45,590,661.06
  5. Step 5: Solve for x
    x = 45,590,661.06/8,946.42
  6. Step 6: Final answer
    x = 5,095.97

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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.