Home / 8,946.63-13,359.70-7,306.43

Finding the Fourth Proportional to 8,946.63, 13,359.70 and 7,306.43

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Solution

The fourth proportional to 8,946.63, 13,359.70 and 7,306.43 is: 10,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.63 : 13,359.70 = 7,306.43 : x
  2. Step 2: Convert to fraction form
    8,946.63/13,359.70 = 7,306.43/x
  3. Step 3: Cross multiply
    8,946.63x = 13,359.70 × 7,306.43
  4. Step 4: Simplify right side
    8,946.63x = 97,611,712.87
  5. Step 5: Solve for x
    x = 97,611,712.87/8,946.63
  6. Step 6: Final answer
    x = 10,910.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.