Home / 8,946.54-13,402.62-6,946.74

Finding the Fourth Proportional to 8,946.54, 13,402.62 and 6,946.74

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Solution

The fourth proportional to 8,946.54, 13,402.62 and 6,946.74 is: 10,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.54 : 13,402.62 = 6,946.74 : x
  2. Step 2: Convert to fraction form
    8,946.54/13,402.62 = 6,946.74/x
  3. Step 3: Cross multiply
    8,946.54x = 13,402.62 × 6,946.74
  4. Step 4: Simplify right side
    8,946.54x = 93,104,516.46
  5. Step 5: Solve for x
    x = 93,104,516.46/8,946.54
  6. Step 6: Final answer
    x = 10,406.76

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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.