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Finding the Fourth Proportional to 6,894.01, 10,341.35 and 1,963.99

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Solution

The fourth proportional to 6,894.01, 10,341.35 and 1,963.99 is: 2,946.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894.01 : 10,341.35 = 1,963.99 : x
  2. Step 2: Convert to fraction form
    6,894.01/10,341.35 = 1,963.99/x
  3. Step 3: Cross multiply
    6,894.01x = 10,341.35 × 1,963.99
  4. Step 4: Simplify right side
    6,894.01x = 20,310,307.99
  5. Step 5: Solve for x
    x = 20,310,307.99/6,894.01
  6. Step 6: Final answer
    x = 2,946.08

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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.